Special Education assignment

This assignment is for Special Education major EDUC 672. And MUST be accomplished in your own word to answer qustions below based on attatched ppt and the booke Hooper, S.R. & Umansky, W. (2009). Young children with special needs (5th Edition). Upper Saddle River, N.J.: Pearson Merrill Prentice Hall. ISBN-10: 0131590146. Moreover, the linkes that were posted below. 

1. Discuss factors that could affect each of the following five periods of development: prenatal, neonatal, infancy, toddler, and preschool. Be sure to identify factors that positively affect development and learning as well as factors that may negatively affect development and learning for each period. Course Objective 3

       from the book and the attatched ppt .