
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
Lucas collected a total of 120 marbles in six days. Each day after the first, he collected eight more marbles than the previous day. How many marbles did he collect on the fourth day?

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