Choose a word similar to the group: Fast, Quick, Rapid.

B. SWIFT

Choose a word similar to the group: 'bright, vivid, radiant'.

C. LUMINOUS

Rich, Wealthy, Affluent

C. PROSPEROUS

Choose a word that is similar to the group: 'happy, joyful, elated'.

B. CHEERFUL

Choose a word similar to the group: Happy, Joyful, Elated.

C. CHEERFUL