Answer:
d. is characterized by a general stagnation of atmospheric circulation.
Explanation:
- An air mass is a part of the earth surface where the air can be stagnant and then gradually decline and gradually gain the peoples on the underlying surface and becomes a source region and the main source regions are the high-pressure area in the subtropics and gives rise to the subtropical air mass and the around the poles. It has a stagnant properties of the atmospheric circulation.
Answer:
2) increasing the literacy rate
Explanation:
Answer 1, 3, and 4 are decreasing the country's standard of living.
Answer:
Arab power was background of the spread.
Explanation:
- The Muslims conquest after the death of the Mohammed led to the occupying of the vast majority of the areas and conversion of the Islam followed and this boosted the missionary activities of the imams. With the Muslim conquest spread through the middle east and the Arabic empire expanded by the spread and had its roots in the Arabic world united under the Mohammad.