Rewrite the sentence to make the pronoun reference clear.
students like mathematics teachers because they are practical
studer

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were 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.

Which sentence from the text best develops the theme about the importance of compassion for other people? "besides, he was the only person in the whole place with skin nearly as dark as hers." "at first she wanted to intern at her dad's gas station, but her teacher told her she needed to branch out and signed michelle up at the oakcourt nursing home, only 15 minutes away from her house." "still, michelle had been curious, and she felt sorry that erkan had a bad reputation among the staff." "she too had felt like everyone mistrusted her--especially at the nursing home where she was so much younger than the rest of the staff--so she understood how he must feel."

What important connection dose henry wadsworth longfellow establish in this introduction