Answer:
Answer is D. Focus on the droplets of chemotherapy attacking the cancer cells.
Step-by-step explanation:
Chemotherapy can be explained as the process of treating cancer.
The intravenous chemotherapy is described as a type of chemotherapy, that can be used to treat and kill cancer cells.This method is considered as the most common type of chemotherapy delivery.
The medicine or drug used, functions or works by shrinking the tumor and kill the cancer cells.
In this case, when the patient focused on the imagenary effect, it will make the patient to feel as if the drugs have already clear the body of the cancer cells.