
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
A $4 \times 4$ grid containing numbers 1 to 16 is folded a total of four times. The folding sequence is as follows:
(1) the right half is folded over the left half,
(2) the top half over the bottom half,
(3) the bottom half over the top half, and finally,
(4) fold the left half over the right half.
Which numbered square is on top after step $4$?
A) 1
B) 9
C) 14
D) 16

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