Im not sure what the question your asking but im going to go with c.
B is the best answer because it will establishes how you feel and the relationship with your readers
Answer: C) She didn't randomly assign participants to the experimental and control groups.
Explanation: It is necessary to randomly assign people to hot or cool units becasue if you give people a choice, they will automatically select the room with the temperature they prefer which would overthrow the point of the experiment.
Hope this helps! :)
The one about the store uses the semicolon correctly.
Answer: poetry is a writing format that is used to express emotion and story it uses different devices, simile, metaphor, hyperbole, etc to evoke a change in the reader
Explanation: