
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
In a certain year, the price of a commodity rose by $15\%$ during January, fell by $10\%$ during February, rose by $20\%$ during March, fell by $15\%$ during April, and fell by $y\%$ during May. The price of the commodity at the end of May was the same as it had been at the beginning of January. Determine $y$ to the nearest integer.
A) 4%
B) 5%
C) 6%
D) 7%
E) 8%

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