
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 spider crawls along a number line, starting at $3$. It first moves left to $-4$, then turns around and moves right to $9$, and finally goes left again to end at $2$. Calculate the total distance the spider travels.
**A)** $20$ units
**B)** $23$ units
**C)** $27$ units
**D)** $29$ units
**E)** $30$ units

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