The terms $2/10,$ n$/30$ means the Blank$\_\_\_\_\_\_.$

Multiple choice question.

buyer will receive a $2\%$ discount if payment is made within $30$ days; otherwise the full payment is due in $10$ days

full payment is due in $10$ days and any payment after $30$ will be assessed a $2\%$ penalty

full payment is due in $30$ days and any a $2\%$ penalty will be charged for every $10$ day period afterward

buyer will receive a $2\%$ discount if payment is made within $10$ days; otherwise the full payment is due in $30$ days