
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
The positive integer \( k \) is a solution of the equation \( \left( \frac{k}{12} \right) \div \left( \frac{15}{k} \right) = 20 \). What is the sum of the digits of \( k \)? 

A) 15  
B) 12  
C) 9  
D) 6  
E) 3

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