
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
Using the letters $B$, $M$, $O$, $S$, and $U$, we can form five-letter "words". If these words are arranged in alphabetical order, then determine the position of the "word" $SUMBO$.
A) 89
B) 90
C) 91
D) 92
E) 93

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