You want to buy a mobile for your newborn nephew, Jasper, who is one week old. You want him to be able to see the objects on the mobile when it hangs over his crib a few feet above him. To achieve this, you should most likely buy Jasper a mobile with .
a. many moving parts that spin in circles
b. small animals in light yellow and green colors
c. large striped patterns in bold red and blue colors
d. large black-and-white drawings of faces

(D) Large black-and-white drawings of faces

Explanation:  

 According to the given question, if we want to buy a mobile for jasper so we should buy a mobile with the large black and white drawing of faces so that the jasper can able to see the different types of objects clearly over the phone.

The large images helps the child to reduce the complexity and it also helps in enhancing the development of the skills of the child and improves the eye coordination. The large drawing faces can easily capture by the child's eye and due to light color it does not give any harm.  

 Therefore, Option (D) is correct answer.

answer; a cost benefit analysis;