Excision of para-aortic body, percutaneous approach, diagnostic

Acquired immune deficiency syndrome (AIDS) has an incubation period of:

a. several months or years. c. two to six weeks. b. one to three days. d. 10 to 12 days.

In Table 10Y the qualifier of P represents the _____.

A. nervous system B. cardiovascular system C. respiratory system D. endocrine system