Answer:
Abiotic is basically a non living factor so the answer is
D. Sunlight, temperature , conductivity, dissolved oxygen.
All other options contain one biotic or living factor like algae, star fish and crabs these aren't Abiotic.
Answer:
A releaser is a stimulus from one animal to another, which causes a particular response.
Explanation:
google
I believe the correct answer would be B. Semipermeable means that it allows certain substances to pass through, and certain other ones to not pass through. So given all of your options, I would say that B makes the most sense. Hope this helped!
-TTL
Since the client is diagnosed of having right sided brain attack or also known as stoke, since the client is right handed, the most difficult task that the client would perform is having to do activities that involves of using his right side of the body such as his or her right arm, hands or right leg.