Which of the following techniques can be used to evaluate a job candidate's qualifications?

A.) Call and talk with the applicant's references.

B.) Call and talk with applicants' friends and family.

C.) Evaluate applicant's private correspondence.

D.) Observe the applicant in his or her present job situation.

A.) Call and talk with the applicant's references.

D.) Observe the applicant in his or her present job situation.

there's only one answer to this question, what's the answer

A.) Call and talk with the applicant's references.