Trust your instincts on exams. Whenever possible re-read the exam questions. Did you answer what was asked. You know more sub-consciously than you may realize. Your first instinct was probably correct.
More people change right answers to wrong ones than the other way around.
They can supply answers quickly. Secretaries run the world. You will need them for job applications, college transfer applications and a myriad of other reasons. They are part of your life history.