L. Johnson was the president that did the fitness test into the act
B is the answer to the question
Answer:
Forms of passage of substances across the blood–brain barrier. (A) Passive diffusion: fat-soluble substances dissolve in the cell membrane and cross the barrier (e.g., alcohol, nicotine and caffeine). Water-soluble substances such as penicillin have difficulty in getting through.
The correct answer is the first option - occipital lobe.
The occipital lobe is a part of your brain which is governs your sight and all your visual activities. It got its name from Latin, because ob means behind, and caput means head, so this lobe is located in the back of your brain.