Before you hear the answer to a question usually you will hear some word(s) that tell you that the answer is coming. Take a look at this question.
Now take a look at the transcript. You can see the answer clearly but can you see any “trigger word(s)” before the answer? In Not spotting the right ‘trigger’ words or not quickly enough
> practice ques. Only no time limit, then check transcript
> see screenshots
What to do
Being able to hear “trigger words” can help you to focus early and give you slightly more time to answer the question. Mastering the skill can also give you more confidence and help you to relax a little more.