
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 factory produces four different models of products, namely model A, B, C, and D, with production quantities of 200, 400, 300, and 100 units respectively. To check the quality of the products, a stratified sampling method is used to draw 60 units from all the products for inspection. Determine how many units should be drawn from model C.

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