Today, the tallest mountain in the Appalachian Mountains is about 2,000 meters in elevation, while the tallest peaks in the Rocky Mountains reach up to about 4,400 meters in elevation.
Explain how the Appalachian Mountains were formed and how they have become so much smaller over time.

Explanation:

Streams carried rock debris downslope to be deposited in nearby lowlands. The Taconic Orogeny was just the first of a series of mountain building plate collisions that contributed to the formation of the Appalachians, culminating in the collision of North America and Africa

the answer is "d"

(context) if you were to travel to the middle east and go into peoples homes there would be like 4 generations in there

(more context) i'm pretty sure in the middle east they take loyalty and family bonds very serious

(last bit of context) i'm also positive that extended families are most commonly found in urban areas