
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
An ATM password at Tony's Security consists of four digits from $0$ to $9$, with digits allowed to repeat. However, no password is allowed to end with the sequence $6,3,9$. Calculate the total number of possible passwords.
A) 30 
B) 9000 
C) 7290
D) 9990 
E) 9999

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