Peter is working on a cross$-$functional team to implement a new software platform across the company. Peter fears that he will be unable to meet his interim deliverables, thus putting the final launch date of the platform in jeopardy. Peter has been very vocal about his concerns during his project management meetings. Sarah, the senior vice president and corporate$-$level sponsor of the project, has decided to join one of the project meetings. At the meeting, Peter fails to mention his concerns about the timeline.

What might the barrier to communication be in this instance?

a$.$ Language

b$.$ Interpersonal

c$.$ Organizational

d$.$ Skill level