
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
A woman rides her bicycle 8000 meters east at 6 kilometers per hour and returns west at a faster pace of 12 kilometers per hour to her starting point. Determine her average speed for the entire trip in kilometers per hour.
A) 7 km/h  
B) 8 km/h  
C) 9 km/h  
D) 10 km/h

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