Ophelia wants to become a better swimmer, so she has decided to practice at the local pool. which of the following is the best way for her to stay safe during her workout?

Swin where she can and make sure there is a lifeguard. 

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You should only go in for less than 10 minutes at a time, or avoid them altogether, especially in the early weeks. studies have shown an increased risk for birth defects in babies of women who had an elevated temperature before 7 weeks of  pregnancy.