The Presiding Officer of the United States Senate is the person who presides over the United States Senate and is charged with maintaining order and decorum, recognizing members to speak.
The vice president of the United States is the presiding officer of the senate.
<span>A blue planet through and through: Earth's largest water reservoir is found trapped 400 miles BENEATH the surface. The Earth's largest expanse of water isn't on the surface of the planet, but instead is buried deep within its mantle, researchers have found.</span>
Answer:
D) limited supply probably