a07pons
contestada

Please help ASAP
Which product is positive?

a. (2/5) (- 8/9) (- 1/3) (- 2/7)

b. (- 2/5) (8/9) (- 2/3) (- 2/7)

c. (2/5) (8/9) (1/3) (2/7)

d. (- 2/5) (- 8/9) (1/3) (2/7)