Crystal is trying to get in shape for softball season, so she takes a hip hop dance class at the gym for 45 minutes three days a week. she wears a heart rate monitor and finds that her heart rate reaches 125 beats per minute, but her target heart rate zone is 142—180 beats per minute. which of the following could she do to get her heart rate into the target zone? a. dance at a faster pace b. dance at a slower pace c. dance for a longer length of time d. dance for a shorter length of time