Question: Which sentence best completes the thought: \'Actions speak louder than words, so...\'?

Options:

1. It\'s important to talk about your plans.
2. You should always keep your promises.
3. You must show your intentions through your actions.
4. Words can be very powerful.

Correct Answer: You must show your intentions through your actions.

Solution:

The phrase suggests that what you do is more important than what you say, making option 3 the best completion.