
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
Jordan set off on his scooter to deliver a package, traveling at an average speed of 20 kilometers per hour. After traveling one-third of the distance to the destination, the scooter's battery died down and he continued at 10 kilometers per hour. Halfway through the remaining distance, he encountered heavy traffic and moved at 6 kilometers per hour for the rest of the journey. In total, his delivery took 70 minutes. How far did he travel during the heavy traffic phase, in kilometers rounded to the nearest tenth?
A) 3.3 km
B) 3.5 km
C) 3.7 km
D) 3.9 km

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