
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
A school has a total of $2000$ students, of which $700$ are in grade $12$. In order to investigate the implementation of the "Sunshine Sports for Millions of Students" program, a stratified sampling method is used to draw a sample of size $400$ from the school's students. What is the number of grade $12$ students in the sample?

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