The Nurse Notes That a Patient of African-American Descent Who

The nurse notes that a patient of African-American descent who is taking an oral antihypertensive medication continues to have elevated blood pressure 3 months after beginning the medication regimen.The nurse suspects that the patient may be

A) consuming ethnic foods that interfere with absorption of the drug.
B) discarding the medication.
C) experiencing allergic reactions to the medication.
D) metabolizing the drug differently than expected.