
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 community center is constructing a decorative wall that is 120 feet long and 10 feet high using blocks that are 1 foot high and either 3 feet long or 1 foot long (no blocks may be cut). The vertical joins in the blocks must be staggered, and the wall must have a consistent end finish on both sides. What is the smallest number of blocks required to build this wall?
A) 410 blocks  
B) 415 blocks  
C) 420 blocks  
D) 425 blocks

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