
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
Laura Giant can shovel snow at the rate of 30 cubic yards for the first hour, then decreasing by 2 cubic yards every subsequent hour. If her driveway is 6 yards wide, 15 yards long, and covered with snow 2 yards deep, how many hours will it take her to shovel it clean? The number of hours it will take her is closest to:
A) 6  
B) 7  
C) 8  
D) 9

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