C). hallucinogens why didn't you google it
Second option is the answer
Answer:
a
Explanation:
A. peripheral nervous system (PNS)
Satisfaction in economic terms is the benefit that an individual gains from consuming a given amount of goods or services.
Maximizing satisfaction means receiving the most benefits with relatively few costs.
There is also additional bit of satisfaction, or amount of utility, gained from each extra unit of consumption. This is called a marginal utility.
Answer:
Which contains vessel, is the innermost layer of the three meningeal membranes. it consist of a thin layer of connective tissue with a lot elastic fibers and is very close to the gyri of the brain substance itself, but is not fused with it. Vessels enter the brain form it.