
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
Before starting a two-hour drive, Ben noticed that his car's odometer reading was 12321, a palindrome. At the end of his trip, the odometer showed another palindrome. Given that the maximum speed Ben adhered to was 65 miles per hour, what was his greatest possible average speed for the trip?
A) 50 miles per hour
B) 60 miles per hour
C) 62.5 miles per hour
D) 65 miles per hour

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