How did world war one weapons technology change the battle methods

What's the overhead of a pharmacy in a year that it pays $474,900 in salaries, $24,000 in rental fees, $31,505 for utilities, $126,000 in inventory costs, $7,005 in computer system repairs, and has a depreciation rate of $12,110? a) $549,520 b) $675,520 c) $510,505 d) $644,015

It developed as a reaction to the impact of european colonialism in africa on peoples of african descent. in the  mid-20th century, activists in africa adopted pan-africanism as a rallying cry for independence from colonial rule. some african pan-africanists sought to unite the continent as one independenthope it was useful