Juan and Keta Recently Learned That Keta Is Pregnant

Multiple Choice

Juan and Keta recently learned that Keta is pregnant.The couple is very excited about the pregnancy and are eager to know the sex of the fetus.The doctor explains that she will be able to determine the sex by the end of the third month using:

A) an X-ray.
B) amniocentesis.
C) an ultrasound.
D) the Apgar scale.