Experimenters Played a Melody for Fetuses Before Birth and Tested

Multiple Choice

Experimenters played a melody for fetuses before birth and tested them after birth.What happened?​

A) When infants heard that melody, they kicked their legs in time with its rhythm.
B) ​When infants heard that melody, they smiled and turned toward it.
C) ​When infants heard that melody, their heart rate changed.
D) ​The infants showed no indication of remembering that melody.