What is a blade server?

a a server on a circuit board
b a server that fits into slots in a frame
c a server that stands upright in a cabinet
d a server that uses the maximum amount of space

Ahousehold consists of a married couple and their twin five-year old daughters. the couples children had no income and lived with their parents all of last year. how many exemptions can the couple claim on last years tax return or they file with the “ married filing jointly “ status? a. 4 b. 5 c. 3 d. 2