Understanding Robert's Characterization

In the provided excerpt from a contemporary novel, a character named Robert is depicted through his interactions with his peers.

Robert often takes the lead in group discussions, yet his suggestions are frequently met with skepticism. Despite this, he maintains a confident demeanor, quickly shifting his tone to accommodate the thoughts of others, sometimes agreeing even when he initially seems unconvinced. This behavior illustrates a complex interplay between his desire for acceptance and his leadership ambitions.

Based on this characterization, which of the following options best captures Robert's personality traits?