Hurry omg first gets brainliest <3 What occurred during the Middle Kingdom?
a. the construction of pyramids
b. the introduction of a writing system
c. the development of religious beliefs
d. the formation of a strong central government

D (the formation of a strong central government)

Explanation:

During the time of Mentuhotep II, which began the Middle Kingdom, he rebuilt the central government and expanded the borders of Egypt.

nothing certain is known about what happened, but it seems that the country declined gradually, perhaps due to bad government, or, more likely, due to a series of bad harvests, which resulted in widespread and recurrent famine.

d

explanation: