
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
Calculate $y$ given by the expression $y = (\log_2 3)(\log_3 4)\cdots(\log_{41}42)$.
**A)** $\frac{\log 40}{\log 2}$
**B)** $\frac{\log 42}{\log 2}$ 
**C)** $\frac{\log 45}{\log 2}$
**D)** $\frac{\log 50}{\log 2}$
**E)** $\frac{\log 60}{\log 2}$

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