The sentence had repetitive words replaced with synonyms and pronouns. "but my father disliked..." is too much alike to "my father disliked" so it would get tedious and harder to read.
They replaced it with "but he hated ... " to get some variation.
Hiya! I don't know if you use Quizletm but it has helped me a lot! Here is a link to it about this question! :)
https://quizlet.com/17715268/chapter-27-flash-cards/
The supporting sentence that makes use of an example is:
Beto used interval training to prepare for and win a marathon.
In this excerpt, the first sentence is the <em>topic sentence</em>, which is the sentence that contains the main idea. The second sentence is the supporting sentence that gives the reader further information about the topic. In the third sentence, the writer gives a specific example to support the main idea. Finally, in the last sentence, the writer provides factual information to make the topic sentence more relevant.
Answer:
Adequate for reasearch
Explanation:
It is narrow, but an essay could be written about it