Choose the right one: Neither Ali nor Aslam have taken his test., Neither Ali nor Aslam has taken their test., Neither Ali nor Aslam has taken his test., None of these

Choose the right one: Neither Ali nor Aslam have taken his test., Neither Ali nor Aslam has taken their test., Neither Ali nor Aslam has taken his test., None of these

Explanation

"Neither...nor" takes a singular verb, so "has" is correct.

The pronoun "his" agrees with the singular subject (Ali or Aslam).