Which of the Following Observations Is True

Which of the following observations is true?

A) Continuous recruiting involves recruiting an entirely new applicant pool every time the organization has one or more positions to fill.
B) Batch recruiting is particularly useful for positions that turn over relatively quickly.
C) Jobs recruited using batch recruiting typically take a longer time to fill than jobs recruited using continuous recruiting.
D) Continuous recruiting does not work well for jobs that take a long time to fill,or for jobs that cost the organization a lot of money while they are vacant.