The answer is explicit.
Implicit and implied both mean that the statement requires some amount of interpretation, and exposed doesn't work as well as explicit.
Academic vocabulary can be described as words that are not traditionally found in informal context so I think it's beneficially good to learn academic vocabulary to be well spoken.
Tom joad grapes-he is 66 years old.
Explanation:
1. My aunt was home at half past nine.
2. Where were her parents at a quarter to seven?
3. Where was your sister yesterday evening?
4. Our children were not in the library.
5. Were his cousins outside last night?