Which of the Following Is a Possible Reason Why China

Multiple Choice

Which of the following is a possible reason why China has not invaded Taiwan and reclaimed the island?

A) About $20 billion in trade indirectly occurs annually between Taiwan and China.
B) Although the Taiwanese army is smaller than the Chinese army, it is technologically superior.
C) The two nations signed a non-aggression pact in 1999 and China is determined to uphold its end of the bargain.
D) Taiwan's isolated location in the South China Sea makes it extremely difficult to invade.
E) The United Nations has threatened to hit China with sanctions if it invades Taiwan.