What is the dome-shaped muscle between the chest and the abdomen?

Certificates of registration for pharmacist licensure are granted in most states for a period of:

A. 1 to 2 years B. 2 to 3 years C. 3 to 4 years D. 4 to 5 years

Max came home with an itchy red rash. When his mother took him to the pediatrician, she determined that Max had chickenpox. The pediatrician asked if other children at his daycare also have chickenpox, because this is a(n) ____. 

A. endogenous infection B. reportable infection C. incurable infection D. exogenous infection E. healthcare-associated infection