D. He acts like he's going to cry. Even though it might seem correct, but gramatically it's totally wrong. There should be other <span>subordinating conjunction</span> such as "as" indeed. Hope it will help.
I underlined the adverbs in each sentence I think it will help u answer the questions
<span>With great commitment, one can achieve even the most difficult goals.
</span>
Answer
D) an understanding is not usually seen as something that should be hurtful
Explanation: