The development of spoken language might have influenced the religious beliefs of Stone Age people, as <span>B. Spoken language would have allowed religious beliefs to spread more quickly. Although the spoken language may have made people more suspicious of outsiders, it would not necessarily mean that that suspicion would influence their religious belief, so not A. Although spoken language would eventually create a new class of religious leaders, it would probably not have influenced everybody, as not all people would have the same amount of articulation, so not C. And not D, as cave paintings would have been a form of visual communication.</span>
The last one should be the correct one
Depending on the time, it could be the Phoenicians ( I think this is the best answer; this is what they're known for best) or later in time, the Romans (but they had colonies also elsewhere).
Great Britian had colonies all over eastern and southern Africs