Which of the following is included in a summary?
a key points
b. personal opinions
c. background information
d. minor examples

The answer to your question would be A.

Explanation:

In a summary of a story Personal opinions can't apply since it is a summary.

If you include background information then the summary would be too long.

minor example aren't apart of a summary it would be apart of an essay.

the legal limit for the drivers who can drive after consuming any amount of alcohol is 21 years.

explanation:

on november 1, 1996, a "zero tolerance law" was put into effect in the new york state.

according to this zero tolerance law, for people under the age of 21 years, it was illegal to purchase and possess alcohol or to drive after consuming any amount of it.

also, the alcohol involvement rate for the drivers under the age of 21 was roughly twice that of elderly drivers.