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

B. SWIFT

Strong, Sturdy, Robust

C. POWERFUL

Tired, Exhausted, Fatigued

B. WEARY

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

B. CHEERFUL

Choose a word that is similar to the group: 'ancient, old, archaic'.

C. ANTIQUE