
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
An artist creates a sculpture using 15 cubes, each with a side length of 1 meter. The cubes are organized into a jagged wall-like structure with three layers: the top layer consists of 3 cubes, the middle layer consists of 5 cubes, and the bottom layer consists of 7 cubes. Some of the cubes in the middle and bottom layers are spaced apart, exposing additional side faces. The artist then paints the exposed surfaces of the sculpture. How many square meters does she paint?
A) 45 square meters
B) 48 square meters
C) 49 square meters
D) 51 square meters

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