Answer:
D
Explanation:
Before crop rotation in the Agricultural Revolution, fields would often be fallow for months at a time. Crop rotation allowed certain plants to be planted so that nutrients could be returned to the soil.
The correct answer is D) form an exploratory committee.
A potential candidate most likely forms an exploratory committee.
Before participating in a primary, the politician who is aspiring to run for the presidency, first of all, has to form an exploratory committee. This way he/she could asses the real chances he/she has and the probable support of the members of his party. In a bi-partisan system like the one in the United States has, the two more dominant parties have been the Republican Party and the Democratic party.
The correct answer should be <span>unification of previously fractious and divided Arab tribes
Many Arab countries were angry because the Byzantine empire tried to impose Christianity on them. They responded by joining together under the banner of Islam to spread and stop Christianity. This started in the 7th century and Muslims managed to win places like Persia, Syria, Egypt, and unite in order to push the Byzantines back.</span>
Spain, and the Spain King