
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
Samantha drove the first quarter of her journey on a gravel road, next $30$ miles through a city, and the remaining one-seventh on a country lane. In miles, how long was Samantha's journey?
**A)** $\frac{800}{17}$  
**B)** $\frac{840}{17}$  
**C)** $\frac{850}{17}$  
**D)** $\frac{870}{17}$

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