, Janet's obstetrician detected the heartbeat of her future baby. The earliest possible period of development medically indicated at this point would be the period.

Fetal Period

Explanation:

fetal period is from at the time of embryonic period that is the 3rd week to the 9th week. in this period the heartbeat of a fetus can be detected

answer: my answer would be a) scheduling workouts with your friend for consistent days and time

explanation:

for me personally i would be much more likely to go to the gym with a friend because i wouldn't want to cancel on them or stand them up.