Which word contains a word root that means “believe”?

The word that contains a word root that means "believe" is "credential".

Explanation:

Credential comes from the Latin "credere", which means to believe. In its origin, credentials were exposed before who had the authority to demand them to verify the authorization, prerogative or right that the person carrying the credential claimed to have. For example, credentials of passage through certain roads, or credentials of livestock property. By displaying the credential, the authority "believed" that what this person claimed was true.

explanation:

b the manazanar relocation center was located in california. it was used to keep japanise from spying on america.

the reasons for the harsh treatment, is because japan used tourist to take pictures and snapshots of pearl harbor.

many americans were afraid that the japanise would betray them for their mother country. through and means necessary. this means that, the leadership in japan is a lot different than it is here. culture and family ties has much to do with their outlook and worldview.