
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 Pythagoras Academy, the number of students taking the AMC 10 was $50$ in 2010, $55$ in 2011, $60$ in 2012, $72$ in 2013, $75$ in 2014, and $90$ in 2015. Between what two consecutive years was there the largest percentage increase?
A) 2010 and 2011
B) 2011 and 2012
C) 2012 and 2013
D) 2013 and 2014
E) 2014 and 2015

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