I think it B or D sorry if wrong
The answer is D. 1.3 billion
The quartz is more resistant to abrasion and chemically more resistant than the feldspar. The result is that the quartz remains in the stream but the feldspar breaks down to clay or is dissolved.
(this is from coursehero.com)
<span>The statement that describes the major differences as to how the oceans and the land absorbs the energy from the sun is that "Land reflects the Sun's energy quickly, while oceans absorb it more slowly". So, the answer is letter D. This is exactly the reason why oceans or seas stay cool even with the pressing heat of the sun during summer. </span>
