
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
Alice ordered 6 pairs of green socks and some additional pairs of red socks. The price per pair of green socks was three times that of the red socks. During the delivery, the quantities of the pairs were accidentally swapped. This mistake increased the bill by 40%. What was the ratio of the number of pairs of green socks to red socks in Alice's original order?
A) 1:1  
B) 1:3  
C) 1:2  
D) 2:1  
E) 3:1

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