
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
At noon, the temperature in Minneapolis is $N$ degrees warmer than in St. Louis. By 6:00 PM on the same day, the temperature in Minneapolis has fallen by 9 degrees while the temperature in St. Louis has risen by 5 degrees. At that time, the difference in temperatures between the two cities is only 1 degree. Find the product of all possible values of $N$.
A) 120  
B) 150  
C) 180  
D) 195  
E) 210

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