clank
crackle
rumble
ripple
Answer is Right!
Answer is Wrong!
The correct answer is C. rumble.
A clank is a short, sharp, metallic sound. A crackle is a short, sharp, explosive sound. A ripple is a small, gentle wave. A rumble is a low, continuous, deep sound.
In the context of the question, the sound of thunder is a low, continuous, deep sound. This is why the correct answer is C. rumble.