
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
Carmen and Alex are $30$ kilometers apart. They start biking toward one another with Carmen traveling at twice the speed of Alex. The distance between them decreases at a rate of $2$ kilometers per minute. After $10$ minutes, Alex has to stop due to a technical issue and waits for Carmen. After how many minutes from when they start does Carmen reach Alex?
A) 15 minutes
B) 17.5 minutes
C) 20 minutes
D) 25 minutes

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