Which events were achievements of the Middle Kingdom? Choose four correct answers. Cities, roads, and canals were constructed.
The Great Pyramid of Giza was constructed.
The Great Sphinx of Giza was constructed.
Diverse works of art were developed.
A strong central government formed.
Agricultural production increased.

Which statement best explains the relationship between an area's geography and the temperature of its surface water? areas at low altitudes have the warmest water because they receive the most direct sunlight. areas at low altitudes have the warmest water because they have the least change in temperature throughout the year. areas at high latitudes have the warmest water because their days are the longest. areas at high latitudes have the warmest water because they have the longest seasons.