What kind of research study topic is the best?

Collection of 2005 Grade Research Learning Projects of Chongqing No.7 Middle School-1 Impact and Influence of China's Entry into WTO on China's Automobile Industry 2 Tour Guides' Understanding of Domestic Places of Interest 3 Mysterious Golden Triangle-Khun Sa and His Drug Trafficking History 4 Discussion on the Development of Personalized Stamps 5 Feasibility Study of Using Pure Natural Materials to Make Batteries Instead of Chemical Batteries 6 Possible Impact of Military Operations around China on China in the Future. 7 study medical related issues, such as medical issues 8 study military issues, Research on Psychological Problems of High-tech Military Weapons such as Missiles/KOOC-0/0 Film and Television Research/KOOC-0//Animation Research/KOOC-0/2 Sacrificial Activities of Ancient Tribes/KOOC-0/3 Mystery of Ancient Egyptian Pyramids/KOOC-0/4 Scholars and Politics/KOOC-0/ 5 The influence of several famous figures in the harem on history 38+06 Nazi Party 6438 World Cup 24 Discussion on the world environment 25 Cultural differences between China and the West 26 Reasons for the decline of China's "big ball" level 27 Artists and stories behind artists 28 Research on spy agencies 29 Research on trying to record and shoot MTV movies 3 1 Football and Brain 32 Programming 33 Introduction and Exploration of Exotic Style 34 Sakyamuni's Democratic View 35 American Wall Street History, 36 China's Prospects for Entering WTO and Domestic Multinational Enterprises 37 Research on Zhouyi Phenomenon 38 Consumer Shopping Psychology Research 39 China Food Culture and Development 40 Spiritual Phenomenon Research 42 Korean Plastic Surgery Tips 43 Law and Life 44 Categories of Art 45 Harm of Snow White Modifier to Human Body 46 Anti-corruption and Bribery Report-Comparative Study of Developing Countries and Developed Countries 47 Architecture and Constellation Research. The development of online games? 50 Japanese and Korean culture? 5 1 investigation report on juvenile delinquency? 52 mechanics in the helicopter? 53 Language and Life? What are the origins and differences between American English and British English? What's the secret of the popularity of online games? Jay Chou Music Research? 57 comic book research? Chemical food research. 59 Exploration of Animals and Plants 60 Webpage Making 6 1 Appreciation of Foreign Masterpieces 62 Learning the Importance of Environmental Protection and Development Report of Environmental Protection 63 Confessions of Genes 64 Clothing 65 Food Packaging 66 Water Quality 67 Chongqing Hotpot 68 Movie Music 69 Me and Music 70 Movie Creation and Appreciation 7 1 Pollution of Synthetic Organic Matter in Water 72 Roots of Football Crisis in Western Europe 73 Interpersonal Relationship Nilogy