A 78-Year-Old Female Comes to the Office Because She Has

A 78-year-old female comes to the office because she has pain when she urinates.She has been seen three times for this problem in the last 3 months.Each time she was told she had a UTI and was given antibiotics.She carefully followed the instructions but has had no relief of symptoms.Last UA: WBCs: 2-3/high-power field
RBCs: 0-2/high-power field
Epithelial cells: Few
Nitrite: Negative
Leuckocyte esterase: Negative
Which of the following should be done next?

A) Obtain a clean catch urine for UA and urine for C&S
B) Perform a pelvic examination
C) Reassure the patient that she has asymptomatic bacteriuria and does not need antibiotics
D) Order a pelvic ultrasound