If you read another article that was focused just on Tom Thumb, which of these sentences would work as a main idea?

Hello. This question is incomplete. The full question is:

If you read another article that was focused just on Tom Thumb, which of these sentences would work as a main idea?

Lots of circus performers use their physical difference to become famous. Unlike Tom Thumb, the “mermaid” was a hoax made up by P.T. Barnum. Tom Thumb never let his small size keep him from getting what he wanted. Tom Thumb was not the only little person to become famous in show business

Answer

Tom Thumb never let his small size keep him from getting what he wanted.

Explanation:

Although you have not informed the text to which this question refers, we can see that an article that focuses only on Tom Thumb, would have as main idea the overcoming of him in reaching the goals that he had, even with limitations that hindered his success. The article should show how special Tom was, even in the midst of adversity.

For this reason, we can consider that the option selected above, is the correct option.