Myrtle McGraw's studies, teaching twins Jimmy and Johnny to roller skate and other activities, showed that you can
A. Speed motor development with exercise, but to a limited extent.
B. Speed motor development with exercise, but it can lead to malformation of limbs.
C. Speed maturation through exercise.
D. Teach premature infants to swim.
A. Speed motor development with exercise, but to a limited extent.
B. Speed motor development with exercise, but it can lead to malformation of limbs.
C. Speed maturation through exercise.
D. Teach premature infants to swim.