
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
Marie performs four equally time-consuming tasks in a row without taking breaks. She begins the first task at $8:00$ AM and completes the third task by $11:30$ AM. When does she finish the fourth task?
A) 12:10 PM
B) 12:40 PM
C) 1:10 PM
D) 1:40 PM

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