When you give an oral report, which of these thing should you do 1. Talk about your topic in a very general way, instead of using specific details
2. Explain in details what your going to talk about, before you start you report
3. Make comparisons to help your listeners understand new information

you do all 3

Explanation:

all of these things are beneficial

2 is the best

Explanation:

what can best be inferred from this excerpt is the pittsburgh pirates had a winning season in 1972., the specific information about the year is provided in the excerpt.

the other options are not correct because we can not assure that roberto clemente was the best since we don't know the information about the other players, there are no mentions about any specific fan either and it is clear that not many batters can make it to   3000 hits because it is mention as a high number.