
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
Each of a group of 60 girls is blonde, brunette, or redhead, and has blue eyes or brown eyes. If 20 are blue-eyed blondes, 35 are brunettes, and 25 are brown-eyed, then the number of brown-eyed brunettes is:
A) 15
B) 17
C) 19
D) 20
E) 22

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