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

B. SWIFT

Bright, Luminous, Radiant

B. SHINY

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

B. CONTENT

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

C. OUTDATED

Choose a word similar to the group: Calm, Peaceful, Tranquil.

C. SERENE