HELP FAST. One year, Regina added 5 fish to her aquarium. The next year, she added 18 more fish. Which expression can be used to find the total number of fish Regina added to her aquarium those two years? A. -18 + 5 B. 18 – 5 C. -5 – 18 D. 5 + 18.

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters