
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 the new curriculum reform of a regular high school, a "3+1+2" course selection scheme is implemented. The "2" in this scheme refers to the selection of 2 subjects from the 4 subjects of politics, geography, chemistry, and biology. Assuming that the probability of each subject being selected is equal, what is the probability that at least one of politics and geography is selected?

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