C) Both Briony and Camilla needed help improving their diving.
Explanation:
This passage out of Getting in Sync by Mira D’Angelo talks about the learning of the skill of swimming by Briony and Camilla form Evelyn their instructor. They had lot to learn before they were swimmers as given according tot eh issues they were having when swimming on here.
The issue they were having were different and very fundamental which Evelyn made them correct and thus we can see that they needed help in their instructions to learn.
