
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
A TV station has 2 minutes of advertising time available during prime time and plans to air two types of commercials, 15 seconds and 30 seconds in length. The fee for a 15-second commercial is 0.6 thousand yuan per airing, and the fee for a 30-second commercial is 1 thousand yuan per airing. If each type of commercial is required to air at least twice, what is the maximum advertising revenue (in thousand yuan) that the TV station can earn during this period?

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