Answer:
The first one
Explanation:
Subjects are all nouns, thus they should by capitalised
D. When you and your friends hear this recording, it will be exciting.
An antecedent, by definition, is a word or a phrase that is referred to by an element that follows it in the same sentence or paragraph, typically. When we look at item “D,” we are left with the question: “What will be exciting?” Because “it” could be anything, it is safe to say that the antecedent is missing.
You did not finish the question
The second option, “a story
about a doctor who tracks and treats the outbreak of a virus” is the
most appropriate choice. That is because among all the four choices provided,
it is the only possible ending or the only possible scenario that could succeed
the story. The rest of the choices are very unlikely to happen.