A doctor gives a drug to a depressed patient in the belief that the patient’s depression is caused by an abnormal amount of serotonin in the brain and that this drug will correct the abnormality. This doctor would be following the model for explaining causes of psychological disorders.

A) socio-cultural
B) biological
C) psychological
D) humanistic

answer; ///(statins)/aka as hmg coa

its b. greenhouse gasses trap uv rays for heat so that the plants stay alive.

the cover letter for a job search includes the skills one has for the particular job. including a cover letter is always a good idea, as it describes the ability to perform a task, and the employer can easily fetch the intention of the job you want to do.  

the cover letter is very important to be included in the job search document. hence, i strongly with the statement.