The correct answer is A. antipsychotic.
This type of drugs is used to treat psychosis, which is a disorder which includes delusions and hallucinations Herbert is suffering from. Some of the types of antipsychotic drugs are Butyrophenones, Diphenylbutylpiperidines, Phenothiazines, <span>Thioxanthenes, etc.</span>
An example where space would be a limiting factor would be this: Wolves live in a very good habitat for them - there are plenty of animals to be found and eaten. However, because their current habitat is rather limited, they cannot expand beyond a certain size because otherwise they would interfere with the habitat of each other and also reduce the amount of necessary food in the environment.
Maybe B or C? How many tries do you have?
Advantages:
Its a cheaper, easier and a faster method.
the plants that generate from it requires less time to grow.
The definition
A form of asexual reproduction in the plants.