Choose the word which best expresses the meaning of the given word.
$INFREQUENT$

Pick the one which is most nearly the same in meaning as the word highlighted.
When the police questioned him,he gave a very $incoherent$ answer at first.

Pick up the one which is most nearly the same in meaning as the word highlighted.
$I$ wrote to him as $lately$ as last week.

Pick up the one which is most nearly the same in meaning as the word highlighted.
Many species of animals have become $extinct$ during the last hundred years.

Pick up the one which is most nearly the same in meaning as the word highlighted.
Public figures should not indulge in $mud-slinging.$

Choose the word which best expresses the meaning of the given word: $Acrid$.