Question

which word contains a word root that means \believe\?
credential
dictionary
dormant
genesis

Explanation:

The word - root "cred -" means "believe". "Credential" comes from this root. The other words have different word - roots. "Dictionary" is related to "dict -" (say), "dormant" to "dorm -" (sleep), and "genesis" to "gen -" (birth, origin).

Answer:

A. credential