
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
Isabella travels from the USA to Australia, taking \(e\) U.S. dollars. At the airport, she exchanges them into Australian dollars, receiving \(8\) Australian dollars for every \(5\) U.S. dollars. She then spends \(80\) Australian dollars on the trip. Upon checking her wallet, she finds she has \(e + 20\) Australian dollars left. What is the sum of the digits of \(e\)?
A) 13
B) 14
C) 15
D) 16
E) 17

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