Which of the following structures is an example of an obelisk?
a. a four-sided, tapered monument with a pyramidal tip
b. a multistory monument covered with writing
c. a small building used to house religious artifacts
d. a rounded, narrow column used for support.

A. A four-sided, tapered monument with a pyramidal tip

Explanation:

An obelisk, is a stony monument shaped like a pillar, square section, with four equal trapezoidal faces, slightly converging, topped top in a small pyramid called pyramidion. They were usually erected on a prismatic stone base. The ancient obelisks were carved from a single block of stone (monoliths). The first that is known is dating to the time of Userkaf, pharaoh of the V dynasty of Egypt (BC 2500 BC). It is unknown how these monuments were erected, as there is no Egyptian documentation describing the method used.

1. it was caused by feudalism

2. charlemagne used christianity as a major cornerstone for his rule. cloisters were built all over the empire to act as centers for the (re)population of the vast european wilderness.

3. the europeans feared the next raid every time chetak

i'm not so sure about #6. but i hope i you with the first 3.

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