
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
Five friends do yardwork and earn various amounts: $18, $23, $30, $35,$ and $50, respectively. They decide that each should at least get $30 by pooling and redistributing their earnings proportionally to what they already earned, but ensuring everyone has at least $30. How much will the friend who earned $50 need to contribute?
**A)** $6
**B)** $12
**C)** $18
**D)** $20
**E)** $24

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