Answer: Option D
Step-by-step explanation:
Jerrod is planning to see a doctor in order to know whether he is having cancer or not. He is planning to see a doctor because of this reason.
He must see the doctor which is practicing medicine for the last 6 years or more. The person who is practicing in his profession and have a good experience in it will help the patients with their problems.
The doctor will use his knowledge to know whether Jerrod has cancer or not. There are many possibilities of cancer which can only be encountered by a experienced doctor.