B they are a Keystone species
keystone species
noun
a species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically.
Answer:
A very challenging job for new presidents is to nominate and gain confirmation for their cabinet and hundreds of other officials.
Explanation:
The post of the president is marked with two major responsibilities. The president is the chief executive of the federal government and Commander in chief of the Armed forces. The president decides upon the laws, rulings of the court and enforcement of the treaties. He prepares the budget. The president posses the authority to allow and give permissions for the use of nuclear weapons.
<span>The immediate cause of its fall was pressure by the Ottoman Turks. The Ottomans had been fighting
the Byzantines for over 100 years by this time. In 1454, Constantinople
finally fell to them and their conquest of the Byzantine Empire was
complete.</span>
Answer:
He changes as a person as he develops and experiences different events throughout the book. He's braver by the end of it due to those experiences.
Explanation:
"republic of virtue" by means of what came to be known as the<span> Reign of Terror.</span>
