Which of the Five Pillars of Islam are Muslims required to complete only once in their lives?

A.
charity

B.
fasting

C.
pilgrimage

D.
prayer

Which technological breakthrough of the 1950s revolutionized the way that americans kept up with news and world events? a) radio b) internet c) television d) motion pictures

Abrief, "first-step" presentation of a work to be completed is called a

Calculate the iq of a 20 year old who has the mental age of 25