Iwill mark brainliest christopher is going to meet his best friend hiram to work on homework together. he goes to the school pool as hiram is finishing up swim practice and notices several different types of activity going on at the same time. kara is practicing her diving technique. paola is practicing her starts for the sprint race. hiram is working on his flip turns and jim is finishing up his 5000 yard front crawl. which swimmer is working on an aerobic activity? hiram jim kara paola