As you work with 3-year-old Effie, you keep track of all the new words she uses. You find that, on average, Effie uses two or three new words every week over a period of several months. Based on this information, Effie's language development: Is slower than what you would expect for a 3-year-old?

Is slower than what's expected for a 3-year old.

Explanation:

A normal child between the age range from 1-3 pick words very fast, they want to pronounce every word spoken by an adult and the older they are and with the ability to read, they want to read every word they see, this helps their progress, especially when they are surrounded with those who speak and they can guide them to reading. A child just picking 2-3 words every week on a average is poor considering the age, maybe those below the age 1 would be in such category.

pretty sure a is right

no

explanation: