Is the following sentence linguistically acceptable?
These qualities recommended him to Oliver.
OPTIONS:
- unacceptable
- acceptable

acceptable

Is the following sentence linguistically acceptable?
I loaned Maggie a Swiss Army knife whose to open the padlock with corkscrew.
OPTIONS:
- unacceptable
- acceptable

unacceptable

Is the following sentence linguistically acceptable?
He sees often Mary.
OPTIONS:
- unacceptable
- acceptable

unacceptable

Is the following sentence linguistically acceptable?
I am hoping to get an invitation and optimistic about my chances.
OPTIONS:
- unacceptable
- acceptable
acceptable