
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 the sum of the series $\frac{1}{(3n-1)(3n+1)}$ from $n=1$ to $n=150$.
A) $\frac{128}{257}$
B) $\frac{225}{904}$
C) $\frac{150}{451}$
D) $\frac{300}{903}$

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