For number 7 i think the answer is B
Yes it's a assertion due to the simple fact that im the statement you have made you have a fact that is given " it was one of the most important equation..." that was a fact that was given
now mind you assertion means a statement of forceful fact or belief
so yess it's a assertion
In the dead of night, the sound of a drum and a cannon announce the death of ezeudu had warned him against playing a part in the killing of ikemefuna.
HE CHEATED ON HIMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM