
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 contractor plans to construct a straight concrete sidewalk that is $4$ feet wide and $100$ feet long. The sidewalk will have a base layer of concrete that is $4$ inches thick and a top layer of decorative concrete that is $2$ inches thick. How many cubic yards of concrete must be ordered if it must be ordered in whole numbers?
A) 6
B) 7
C) 8
D) 9
E) More than 10

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