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

B. SWIFT

Choose a word similar to the group: 'happy', 'joyful', 'cheerful'.

B. ELATED

Choose a word similar to the group: Bright, Shiny, Luminous.

C. RADIANT

Happy, Joyful, Elated

D. ECSTATIC

Calm, Peaceful, Tranquil

B. SERENE