Atotal solar eclipse is visible from
a. all over earth.
b. only within the moon’s umbra.
c. only within the moon’s penumbra.
d. only the dark side of earth.

A if not mistaken if not then another answer that seems reasonable would be letter B

5×^2+20-15 or -(5x^2-20+15)

The shia sect of islam is primarily different from sunni islam in the belief that the first legitimate imam following muhammad was imam ali. unlike the three caliphs that succeeded muhammad, ali was part of muhammad's clan (related to him). major shia caliphates include the fatimid and safavid caliphates.  the answer will be option c. shia read more on