A Forex dealer quotes the bid rate of $80$ INR$/$$ and ask rate of $81$ INR$/$$$.$ Which of the following is true?

Group of answer choices

Suppose an importer from India needs to pay the import bill of $10$Mn$ in USD. Then the Indian importer will have to spend $800$ Mn INR to satisfy his import bill.

Suppose an importer from India needs to pay the import bill of $10$Mn$ in USD. Then the Indian importer will have to spend $810$ Mn INR to satisfy his import bill.

The forex dealer has quoted the bid and ask rates incorrectly as he$/$she will earn negative commission by quoting ask more than the bid rate.

Both a and c$.$