Question: Design an Essay class that extends the GradedActivity class presented in this chapter. The Essay class should determine the grade a student receives for an

Design an Essay class that extends the GradedActivity class presented in this chapter. The Essay class should determine the grade a student receives for an essay. The student’s essay score can be up to 100 and is determined in the following manner:

Grammar: 30 points
Spelling: 20 points
Correct length: 20 points
Content: 30 points

Demonstrate the class in a simple program.

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