
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
In a physics class of 40 students, grades were recorded for two consecutive quizzes. The table below shows the number of students for each grade combination across the quizzes. What percentage of the students earned the same grade on both quizzes?

|      | A | B | C | D |
|------|---|---|---|---|
| **A** | 4 | 3 | 2 | 1 |
| **B** | 2 | 7 | 3 | 1 |
| **C** | 2 | 4 | 6 | 2 |
| **D** | 0 | 1 | 1 | 3 |
A) 25%
B) 33.33%
C) 40%
D) 50%
E) 60%

Present the answer in LaTex format: \boxed{Your answer}
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