Answer:
a
Explanation:
Hello!
Using a basis of logic and process of elimination, we can conclude that the most reasonable answer is 
.
Hope this helps!
The support the sentence offers to a proposed solution is the following one:
Peer testimonial.
It is said that Lisa, a friend (a peer), uses a certain device which helps her manage her finances when it comes to paying heating bills. Therefore, a solution is proposed by offering a peer testimonial, that is, something a friend does which probably works for him or her and can work for someone else as well.
I believe the correct answer from the choices listed above is the last option. It is hypothesis that is a tentative answer to a question. A hypothesis (plural hypotheses<span>) is a proposed explanation for a phenomenon. </span>
Hope this answers the question. Have a nice day.
I think that the answer to this question is B-Cower
