According to the article, the 1972 and 2014 studies differs because they did not have the same result. Additionally, parental intervention does affect their children's relationships.
The article talks about the Romeo and Juliet effect as the result of an investigation in which a series of couples, despite having the disapproval of their family and friends, strengthened their relationship and felt more committed to each other as a result of the disapproval.
In the 2014 study, couples who had opposition from family and friends were surveyed at two different times 4 months apart.
The results of these surveys agree that those couples who had family opposition or disapproval did not feel the same commitment as couples who had family support.
Based on the foregoing, it can be concluded that the intervention of family disapproval does affect couple relationships in a negative way.
Learn more about relationships in: https://brainly.com/question/14389660
#SPJ1