What educational level, age and econimic status of the audience do i reach when talking bout geriatric offices

Darren was recently ticketed for speeding over 110 mph on the freeway. when the police officer stopped darren and asked him why he was going so fast, he replied that he was "king of the world." the month before this, darren felt sad and listless and had trouble getting up the energy to go to school. he probably suffers from:

Select all of the possible methods of aids transmission.

Explain what you know about the cause of mental illnesses.