
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
At Euclid High School, the number of students taking the AMC 10 was $50$ in 2003, $58$ in 2004, $65$ in 2005, $75$ in 2006, $80$ in 2007, and $100$ in 2008. Between what two consecutive years was there the largest percentage increase?
A) 2003 and 2004  
B) 2004 and 2005  
C) 2005 and 2006  
D) 2006 and 2007  
E) 2007 and 2008

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