The purchase discount term, $2/10,$ n$/30,$ means that the purchaser may receive a discount $\_\_\_\_\_\_.$

Multiple choice question.

of $2/10$ of the invoice price if paid within $30$ days

of $2\%$ if paid within $10$ days of the purchase date

of $10\%$ discount if the invoice is paid within two days of the purchase date

between $2\%$ and $10\%$