Answer:
Step-by-step explanation:
None of the options given correctly explains the reason behind China becoming an important international power in recent decades. Instead, some possible factors include:
1) Economic reforms and opening up to international trade and investment, have led to significant growth and increased China's influence in global markets.
2) Strategic investments in infrastructure, such as the Belt and Road Initiative, have expanded China's presence and influence in countries around the world.
3) Modernization and expansion of its military capabilities, have allowed China to project power beyond its borders and become a more significant player in global security issues.