
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
In the expression \(1 * 2 * 3 * \ldots * 9\), the asterisks are to be replaced with either minus or plus signs.

a) Can the result be 0?

b) Can the result be 1?

c) Which numbers can result from these operations?

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