Answer:
The Nile
Explanation:
The Nile is a major north-flowing river in northeastern Africa. It flows into the Mediterranean Sea.
D. rift valleys.
Trenches occur at convergent oceanic plates; fossils are extremely old bones, bodies, or footprints, which have gotten so old the intervening years have turned them into rock; U-shaped valleys are valleys which are shaped like the letter U, and are usually formed by glaciers, which tend not to occur underwater very often.
I think it is a drought but i dont know
a drop of water may spend over 3,000 years in the ocean before moving on to another part of the water cycle