Answer:c) 5 to 1
Explanation: according to Gottman's research, conflict is a constant phenomenon in every relationship,he tried to show how couples can not be able to avoid conflicts.
He did his by giving couples some tasks of solving a conflict within 15minutes,he sat and observed them,he reviewed the tape and was able to predict which couple will divorce after 9years with over 90% accuracy. According to Gottman's research, for a relationship to survive and last longer he recommends a reward to cost ratio of 5:1.
