Answer:
Step-by-step explanation:
Among the options provided, the method that best contributes to the assessment of students in a high school acting class is:
D. Having students prepare portfolios of their work for the teacher that are indicative of their best efforts and of areas that need improvement.
Portfolios provide a comprehensive view of students' work over time, allowing the teacher to assess both strengths and areas that need improvement. This method goes beyond a single performance or self-assessment and provides a tangible collection of the students' efforts in the acting class.