
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 certain city, there are three colleges M, N, and S, with the number of "officers" in their student union's study department being 36, 24, and 12, respectively. Now, using stratified sampling, 6 officers are selected for a survey on the "current situation of college student union study department activities".
(Ⅰ) Determine the number of officers that should be selected from colleges M, N, and S, respectively;
(Ⅱ) If 2 out of the 6 selected officers are randomly chosen, calculate the probability that the two selected officers come from the same college.

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