The slope would be undefined and it would be wrote as (0,0)
Answer: B and D
Explanation:
B and D makes sense if it was multiple choice.
A and C doesn't make sense if you read the sentence with the two names and you will see it doesn't make any sense at all.
Answer:
Maybe write about social problem (peer pressure)
For example, your friend smoke with another peopel that you don't know and he want you to smoke, too. So would you smoke or not. Most of the time, people smoke because of peer pressure and then it became an addiction
Answer: 1.82
If you divide 18.2 by 10 friend you get 1.82 hope this helps