When Asking If an Employee's Poor Performance Is Due to Lack

When asking if an employee's poor performance is due to lack of ability or lack of motivation,a supervisor should consider (1) the difficulty of the task, (2) whether the employee is trying or not,and (3) how the employee's co-worker,who has similar ability and motivation,is doing on the job.Which statements are correct?

A) All three statements are correct.
B) Only statements 1 and 2 are correct.
C) Only statements 1 and 3 are correct.
D) Only statements 2 and 3 are correct.
E) Only statement 2 is correct.