Well, vegetarianism is most likely not a word. I used to be a vegetarian, so my answer would be D., because anything with the suffix "ism" is usually a belief.
Answer:
In a true experiment, participants are randomly assigned to either the treatment or the control group, whereas they are not assigned randomly in a quasi-experiment. ... Quasi-experimental research designs do not randomly assign participants to treatment or control groups for comparison.
Answer:
I think is ice cream and butterfly