
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 shopkeeper purchased $n$ ornaments for $d$ dollars (where $d$ is a positive whole number). He sells three ornaments at a third of their cost price. The remaining ornaments he sells at a profit of $10 per ornament. If he makes a total profit of $150$, find the least possible value of $n$.
A) 16
B) 18
C) 20
D) 22
E) 24

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