The stemplot below displays midterm exam scores for 34 students taking a calculus course. The highest possible test score was 100. The teacher declared that an exam grade of 65 or higher was good enough for a grade of C or better. 
The percent of students earning a grade of C or higher (as declared by the teacher) is closest to:
Definitions:
Different Skills
The range of abilities and competencies that individuals possess, which can vary widely from one person to another, including technical, interpersonal, and cognitive skills.
Team Cohesion
The level of camaraderie and unity among members of a team, affecting their cooperation and collective efficacy.
Communication Styles
The characteristic ways in which individuals convey their thoughts, feelings, and ideas to others, which can vary widely among people or cultures.
Task-Irrelevant Messages
Information presented that is not directly related to the task at hand, potentially impacting attention and cognitive processing.
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