PART1-Due Thursday Respond to the following in a minimum of 175 words:

Consider the following scenario: 60 children, ages 3-5, are selected to participate in a program for developing non-verbal communication skills. The children were selected on the basis of extremely low scores on a test of non-verbal communication. After participating in the program, the children are re-tested. An average improvement of 59% is observed in the quality of non-verbal communications. What threat to internal validity is present in this situation? How can this confound be eliminated?

PART2-SEE ATTACHMENT 

PART3- Analysis of Ethical Dilemma

Read the following scenario:

Write a 350- to 700-word discussion of the following:

Format according to APA guidelines.