
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 certain unit's staff is holding a voluntary blood donation event. Among those who pass the medical examination, there are 18 people with type O blood, 10 with type A, 8 with type B, and 3 with type AB. Selecting one person from each blood type to donate blood, there are _____ different ways to make this selection.

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