
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
Consider you are given a set of weights comprising 1 lb, 3 lb, 9 lb, and 27 lb. Calculate the heaviest object that can be weighed with these weights and determine how many different weights (in lbs) can be measured using any combination of these weights (including using none or all of them).
A) 39
B) 40
C) 41
D) 42

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