
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
Given $a = -3$, determine the largest number in the set $\{-4a, 3a, \frac{27}{a}, a^3, 0\}$.

---
A) -4a  
B) 3a  
C) $\frac{27}{a}$  
D) $a^3$  
E) 0

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