[Verified Answer]: According to Bell et al

According to Bell et al. (2017) the use of the PSA to screen for prostate cancer: Option A Is the most sensitive test for screening and should be done routrinely in primary care Option B the PSA shold only be used on men over age 70 years due to it being more senstive in that age group. Option C is not as senstive and specific with up to 40% overdiagnosis of prostate cancer Option D although it is not sensitive it is specific therefore is still recommended as standard of care