
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 modified Fibonacci sequence starts with 2 and 1, and each subsequent term is the sum of its two predecessors. Which digit from 0 to 9 is the last to appear in the units position of a number in this modified Fibonacci sequence?
A) 0
B) 5
C) 7
D) 9

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