
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
Henry has six blue cards numbered $1$ through $6$ and five green cards numbered $2$ through $6$. He arranges these cards such that they alternate by color and each blue card number is either equal to or immediately succeeds the number on each adjacent green card. What is the sum of the numbers on the first three cards in Henry's stack?
A) 4
B) 5
C) 6
D) 7

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