
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
Our water polo team has increased to 18 members. We want to choose a starting team consisting of 8 players, where one will be the goalie. The other seven positions are interchangeable, and the order in which they are chosen doesn't matter. How many ways can we choose this starting team?

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