Answer:
a.
Spencer and Social Darwinists represent the evolutionary approach to social change.
Explanation:
As in nature, the stronger countries and nations prevail and dominate the weaker, which are inferior and not so smart and able as the strong ones, Social Darwinists argue.
Modern weapons would be considered the aspect of the war that causes the largest amount of casualties. The world feared that a Cold War would eventually trig ger another world war wherein the progressive production of nuclear bombs between the superpowers of the United States and Soviet union would lead to huge casualties across the globe.
<em>Timeline-</em><em> is a display of a list of events, in chronological order.
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<em>Calendar-</em><em> is a series of pages, showing days, weeks, months in a year.</em>
Thanks,
<em>Deku ❤</em>
