
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 set of 16 square blocks is arranged into a 4x4 square. How many different combinations of 3 blocks can be selected from that set so that no two are in the same row or column?
A) 24
B) 64
C) 84
D) 96
E) 120

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