
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
Sally has five green cards numbered $1$ through $5$ and four orange cards numbered $2$ through $5$. She stacks the green cards and places each orange card on a green card such that the number on the green card is less than or equal to the number on the orange card directly above it. What is the sum of the numbers on the cards that are stacked together with the green card numbered $3$ and the green card numbered $4$?
A) 12  
B) 13  
C) 14  
D) 15  
E) 16

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