instruction: Is the next sentence syntactically and semantically acceptable?

This needs investigating the problem.
OPTIONS:
- unacceptable
- acceptable

response: unacceptable

instruction: Is the next sentence syntactically and semantically acceptable?

George wrote a volume of poems in Latin for Jane.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

Max boasted that the queen invited Lucie and himself for a drink.
OPTIONS:
- unacceptable
- acceptable

response: acceptable

instruction: Is the next sentence syntactically and semantically acceptable?

You would have a reply if you come back tomorrow.
OPTIONS:
- unacceptable
- acceptable

response:
acceptable