Final answer:
The broaden-and-build model begins with the influence of positive emotions on cognitive processing, which posits that positive emotions can expand our cognitive abilities and help build lasting resources. It is connected to Barrett's and Arnold's theories that emotions are constructed from experiences and thoughts, thus are subjective and controllable.
Step-by-step explanation:
The broaden-and-build model fundamentally begins with D. the influence of positive emotions on cognitive processing. This model suggests that positive emotions can expand our awareness and encourage novel, varied, and exploratory thoughts and actions. Over time, these broadened behavioral tendencies can lead to building lasting personal resources such as social connections or physical skills.
This directly ties into the broaden-and-build model by emphasizing the integral role of cognitive processes in shaping our emotional experiences. Considering different physiological states can result in different emotions based on our predictions and cognitive appraisals, it becomes evident that our emotional experiences are subjective and can be modulated by our thoughts and perceptions.