Christiana is the 7-month-old daughter of an opera singer and a lawyer. Based on what you know about the development of a child's physical senses, which of the following statements about Christiana is most likely true at this age and stage?
A. Christiana's sense of smell is not yet developed.
B. Christiana loves to be held and reaches for her parents when they are in the same room.
C. Christina's eye muscles are not adequately developed, and she cannot focus or sustain attention effectively on close objects.
D. When read to, Christiana will follow the words on the page with her eyes if her parents point them out as they go.