you have a credit card and want to know the best way to use it to boost your credit score. which step will have the greatest impact?a. Not using more than 30% of the credit limit on your card and paying it off in full every
month
b. Spend up to the full credit limit on your card and pay it off on time every month
c. Make the minimum payment requirement on your card every month by the due date
d. Stop using the credit card altogether