Choose a word similar to the group: 'fast, quick, rapid'.

B. SWIFT

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

B. SHINY

Choose a word similar to the group: Strong, Sturdy, Robust.

C. POWERFUL

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

C. SERENE

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

B. CHEERFUL