
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
Six friends sit in a row during a movie across 6 seats, numbered $1$ to $6$ from left to right. Mid-movie, Fran goes out to make a call. On returning, Fran finds that:
- Ada moved three seats to the right.
- Bea moved two seats to the left.
- Ceci and Dee switched seats.
- Edie moved one seat to the right,
leaving one of the end seats for Fran. Determine Fran's original seat.
A) Seat 2
B) Seat 6
C) Seat 3
D) Seat 5

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