
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 school with 400 students of blood type O, 250 students of blood type A, 250 students of blood type B, and 100 students of blood type AB, determine the number of students to be drawn from each blood type in a stratified sample of 40 students.

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