Q: Valid English sentence (grammatically) or not: Nixon's behavior gave an idea for a book to every journalist living in New York City in the 1970s.

A: acceptable

Q: Valid English sentence (grammatically) or not: One plan of which I got wind was calculated to keep us in suspense.

A: unacceptable

Q: Valid English sentence (grammatically) or not: Calvin has not eaten his dinner.

A:
acceptable