
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 the following equation, where each of the letters represents uniquely a different digit in base ten: 
\[(RY) \cdot (BY) = NNN\]
Find the sum $Y+N+R+B$.
A) 19
B) 20
C) 21
D) 22
E) 24

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