Which of the Following Individuals Demonstrates Internal Locus of Control

Multiple Choice

Which of the following individuals demonstrates internal locus of control?

A) Maria,an athlete,believed that it was only because of her weak opponents she was able to win the competition.
B) Monica,who was looking forward to something really important,got very anxious due to her perceived lack of control over the situation.
C) Tim,an employee who recently got promoted,thanked his manager and felt that he was lucky to be promoted.
D) William,a student,strongly believes that by putting extra effort and working hard he will be able to score good marks.