
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
On the table, there is a tower made of blocks numbered from 1 to 90. Yett takes blocks from the top of the tower, three at a time, to build a new tower. How many blocks will be between blocks 39 and 40 when he has finished building the new tower?

A) 0  
B) 1  
C) 2  
D) 3  
E) 4

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