
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 $30\%$ during January, fell by $15\%$ during February, rose by $10\%$ during March, and fell by $y\%$ during April. The price of the commodity at the end of April was $5\%$ higher than it had been at the beginning of January. To the nearest integer, what is $y$?
A) 12%
B) 14%
C) 16%
D) 18%
E) 20%

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