Sand or gravel that naturally forms near the Earth's surface is known as aggregate. Option "A" is the correct option among all the options given in the question. Practically aggregate has several type of meanings. In respect to the question given the meaning of aggregate is the combination of several items that are together known as aggregate.
The moon is past the New phase and not yet at Full phase.
It is a waxing moon (waxing means getting larger).
From full moon to new moon, it is a waxing
The most logical answer sounds like D.
If it grows underwater then of course it's able to withstand water. <span />
I believe the basement is the best answer
Hope this helps!
Between the icy pole and streamy tropics