Final answer:
In Gottman's couple typology, validators are the type of couple that communicates disagreements openly and cooperatively, maintaining a respectful and supportive conversation style.The correct option is a.
Step-by-step explanation:
According to Gottman's couple typology, the type of couple that talks about their disagreements openly and cooperatively is described as validators. Validators are known for their communication style that combines a level of emotional self-regulation with interactive conversation, which helps them to discuss their differences in a respectful and supportive manner. They engage in open and honest dialogue without turning to negative tactics such as criticism or defensiveness. Unlike validators, volatiles have passionate arguments, avoiders tend to dodge confrontation, and hostiles have interactions filled with criticism and contempt.