Why is important to have deformation of history over the rock?​

According to the united nations refugee agency, more than 2/3 of the world's refugees come from just five countries. which country is not on that list? a) turkey b) myanmar c) afghanistan d) south sudan

There are 4 red balls, 6 white balls, and 3 green balls in a bag. if one ball is drawn from the bag at random, what is the probability that it is not white?

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d