Since then, the contrast between his two careers has become even

Since then, the contrast between his two careers has become even more ______.
A、symbolized
B、distinguished
C、predominated
D、pronounced
【正确答案】：D
【题目解析】：symbolized象征的；distinguished卓越的，著名的；predominated占优势的；pronounced显著的。句意：从那时起，他的两种职业之间的对比变得更加明显。