Method 2 is the least biased.
1) vegetarians are a select group, so they might have a certain biased perspective
2) if students are chosen randomly from every grade, all grades are included and there will be a variety of responses
3)not all students dislike the program, so it is an unfair representation
4)only students who have a strong opinion will complete the survey
ummm I think I know but I don't at the same time take away 40 from 112 and theres you answer♥.
Answer:
the ancer is 1
Step-by-step explanation: