
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
Arrange for five students, namely A, B, C, D, and E, to participate in the volunteer activities at the Shanghai World Expo, with each person undertaking one of the following tasks: translation, tour guiding, etiquette, or driving. Each task must have at least one participant. Students A, B, and C cannot drive but can undertake the other three tasks, while students D and E are capable of handling all four tasks. Calculate the number of different arrangement possibilities.

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