
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]


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A high school has 1200 students in grade 10, 900 students in grade 11, and 1500 students in grade 12. Determine the number of students that should be selected from grade 12 for a sample of 720 students using stratified sampling based on grade levels.

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