hypothesis, hopefully this helps you out good luck!
Answer:
The membrane is selectively permeable because substances do not cross it indiscriminately.
Explanation:
I would say its between A and D, Hope it helps.
The principle of ruling in critical thinking that this reminds us to consider is the ruling principle. Critical thinking is the objective analysis of facts to form a judgement. Based on Ruling out Rival Hypotheses; findings consistent with several hypotheses require additional research to eliminate these hypotheses.