
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
From 12 identical products (among which 10 are genuine and 2 are defective), 3 are randomly selected. Among the following events:  
(1) All 3 are genuine;  
(2) At least 1 is defective;  
(3) All 3 are defective;  
(4) At least 1 is genuine,  
identify the events that are certain to happen. Write down the numbers of all events that meet the requirement.

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