By 3 months of age,babies look closely at the eyes and mouth when studying faces.This change in focus is due to:

A) increased interest in other humans.
B) increased awareness of caregivers' identities.
C) changes in willingness to interact with adults.
D) improvements in visual scanning ability.

Visual Scanning Ability

The capability to efficiently look over a wide area or series of objects to locate a specific target or information.

Increased Awareness

The enhanced recognition or understanding of a particular issue or set of facts, often leading to more informed decisions or actions.

Increased Interest

A heightened level of attention, curiosity, or enthusiasm towards a particular subject or activity.