High School

It's okay to gently touch these soft spots on a baby's head; they're covered with a tough membrane.

A. Skull
B. Ribs
C. Hips
D. Shoulders

Answer :

Final answer:

The correct answer is the skull. The fontanels on a baby's head are covered with a tough membrane and gradually ossify over time.

Explanation:

The correct answer is a) Skull. The soft spots on a baby's head are called fontanels. These fontanels are covered with a tough membrane and allow the head to change shape slightly during birth. Over time, the fontanels gradually ossify and become solid bones of the skull.