Question

2. ASSERTION: Diffusion is insufficient to meet the oxygen requirements of multicellular
organism like Human.
REASON: In multicellular organisms all the cells may not be in direct contact.
A. Both assertion and reason are correct.
B. Assertion is correct but reason is incorrect
C. Assertion is incorrect, but reason is correct. D. Both Assertion and reason are incorrect.​

Answer 1

Hey mate the answer is the option (A)

I hope it will help you...