Question: A patient underwent heart bypass surgery at a hospital. Members of the patient's family had donated blood to be used during the operation. The patient told the doctor she would agree to the operation only if any blood given to her during the operation came from the blood donated by her family. When the doctor performed the surgery, he requisitioned blood from the hospital's blood bank for the patient's transfusion instead of using her family's donated blood. It was the customary practice of doctors in the community to use blood from the hospital's blood bank during surgery. ft was later determined that the hospital blood given to the patient was tainted with HIV. The hospital had not properly screened the blood for the presence of the HIV virus. The patient did not contract the HIV virus. If the patient asserts an action against the doctor for battery, she will
A: prevail, because consent to the operation was based upon the use of her family's blood. 
B: prevail, because the hospital failed to properly screen the blood to detect its contamination. 
C: not prevail, because the patient did not contract the HIV virus. 
D: not prevail, because it was the customary practice of doctors in the community to use blood from the hospital's blood bank during surgery. 
Please eliminate two incorrect options first, then think it step by step and choose the most proper one option. Do not say the word "family" in the response
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