Final answer:
Cocaine is a stimulant drug that can lead to seizures and disorientation following use. It is known to increase neural activity and is associated with a high risk of abuse and dependency.
Step-by-step explanation:
Among the options provided, b) Cocaine is a stimulant drug known for its ability to increase alertness and wakefulness by stimulating the brain. Aftereffects of cocaine use can include seizures and periods of disorientation, among other serious health risks such as anxiety, increased heart rate, and hallucinations. Cocaine acts as an agonist of the dopamine neurotransmitter system, which can lead to abuse and dependency due to the drug's rewarding effects. Unlike cocaine, the other options listed have different primary effects: marijuana is often classified as a depressant, hallucinogen, or mild stimulant depending on its effects on the individual; heroin is an opioid and serves as a depressant, and LSD is a classic hallucinogen known for causing significant perceptual changes.