Use the following $3$ quotations for the following $3$ questions on triangular arbitrage

Quotation $1$: AUD: USD$0\mathrm{.}74942$

Quotation $2$: HKD: USD$0\mathrm{.}12896$

Quotation $3$: HKD: AUD$0\mathrm{.}1800$

What is the complete trading direction to conduct triangular arbitrage in this situation?

Group of answer choices

A$.$ USD $==>$ AUD $==>$ HKD

B$.$ HKD $==>$ USD $==>$ AUD

C$.$ USD $==>$ AUD $==>$ HKD $==>$ USD

D$.$ HKD $==>$ USD $==>$ AUD $==>$ USD

E$.$ AUD $==>$ USD $==>$ HKD $==>$ AUD

F$.$ AUD $==>$ HKD $==>$ USD $==>$ AUD