Answer:
After the collapse of the western Roman Empire, the main unifying force in Europe was the Catholic Church
Explanation:
"The president can make treaties, but the Senate must <span>ratify them" is the statement that shows the people having the responsibility in respect to foreign relations. The correct option among all the options that are given in the question is the first option or option "a". I hope the answer comes to your help. </span>
Historians use both the timeline and the calendar, but they are
used for different purposes. Calendar is used by historians for marking
specific important dates, like the date of birth or the date of death. Timeline
is mostly used to describe an incident that has occurred over a period of time.
This occurrence could have started in one era and ended in another. These kind
of incidents that occur over a longer time are mostly depicted by timeline. For
example the reign of a ruler can be depicted by a timeline by any historian.
It refers to a geographical and cultural area which extends from central Mexico down through Central America, including the territory which is now made up of the countries of Guatemala, Belize, Honduras, and El Salvador.