What complication is introduced in the excerpt?
1.marco is unable to locate his friends in the busy park.
2.the slide’s wooden stairs are in need of repair.
3.marco and his friends have to wait in a long line.
4.park patrons are not following the rules of the slide.

This device blocks an opening along the base/floor of stairs or other walking or working surfaces where materials or body parts might otherwise inadvertently fall through. it should be 4 inches high, with not more than ¼ inch clearance above the floor

Afruit stand has to decide what to charge for their produce. they decide to charge \$5.30$5.30dollar sign, 5, point, 30 for 111 apple and 111 orange. they also plan to charge \$14$14dollar sign, 14 for 222 apples and 222 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Comparing and contrasting is a form of