Which of the following options is a better purchase for a bicycle? option 1: a cash sale for $88 option 2: $5 down with equal payments of $8 for 10 weeks option 3: $12 down with equal payments of $5 for 12 months option 4: $20 down with equal payments of $20 for 12 months

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.