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.
Risk Factors for Drug Abuse: Academic failure or lack of academic motivation. Alienation from peers or family. Anti-social behavior, including early aggressive behavior.
The answer is no you can not feel spasm twinges when sperm fertilize the eggs