I’m tall when i’m young and short when i’m old. what am i? (riddle)

Acid rain is a secondary pollutant. select the best answer from the choices provided true or false

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were a wealthy people. they needed some way to keep track of what they owned. they began drawing pictures. they used a reed as a pen. they drew on soft pieces of clay. the soft clay was then dried in the sun. the tablet became a permanent record. later, the sumerian drawings changed into wedge-shaped symbols. this kind of writing is called cuneiform. by putting symbols together, the sumerians could write entire sentences.

Read this passage from "the american dream." it does not say all white men, but it says all men. . how does the second part of the sentence relate to the first part?