Why is it better when all social media apps are divided (the way they are now) instead of it being all together to make 1 big social media site?

It's better because different social medias are used for different things. (ex: ig/fb are more for connecting with people you know in real life, but yootube is for sharing videos with people all around the world)

Explanation:

on these days , humidity is very f.) high

it would be d). more resources must be obtained to attain that combination of goods and services