Question

I will fan!! i really need help.

What is a good model to use to illustrate a nuclear chain reaction?

A) Work with radioactive material and use instruments to collect data.

B) Strike balls kept on a table with a cue ball and see how they scatter.

C) Observe a beam of light to see how dust particles move in random order.

D) Line up dominoes. Tap the first domino and watch them all fall in sequence.