
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 redesigned model, Doug constructs a square window using $8$ equal-size panes of glass, arranged in 2 rows and 4 columns. The ratio of the height to width for each pane is now $3:1$, and the borders around and between the panes are increased to $3$ inches wide. What is the new side length of the square window, in inches?
A) 25 inches
B) 27 inches
C) 29 inches
D) 31 inches

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