Infer the meaning of the word using roots and prefix​

A root word is a basic word with no prefix or suffix added to it (a prefix is a string of letters that go at the start of a word; a suffix is a string of letters that go at the end of a word). By adding prefixes and suffixes to a root word we can change its meaning.

Explanation:

is that the whole question?

i think the best answer would be d allowing 30 seconds between response would give time for what was already said to sink down in your mind.