
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
Two swimmers, at opposite ends of a 120-foot pool, start to swim the length of the pool, one at the rate of 4 feet per second, the other at 3 feet per second. They swim back and forth for 15 minutes. Assuming no loss of time at the turns, find the number of times they pass each other.
A) 28  
B) 29  
C) 30  
D) 31  
E) 32

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