
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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Given a group of 100 employees consisting of 20 people under 30 years old, 60 people between 30 and 40 years old, and 20 people over 40 years old, use the stratified sampling method to determine the number of people to be drawn from each age group, where a total of 20 people are to be selected.

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