1). One automobile manufacturer has announced plans to

1). One automobile manufacturer has announced plans to increase the average fuel efficiency of its sport utility vehicles by 25 percent over the next five years, amounting to roughly five miles per gallon, and representing the first significant change in the fuel efficiency of any class of passenger vehicle in almost two decades.

a). amounting to roughly five miles per gallon, and representing

b). amounting to roughly five miles per gallon, and it would represent

c). an increase that would amount to roughly five miles per gallon and it would represent

d). an increase that would amount to roughly five miles per gallon and would represent

e). which is an increase amounting to roughly five miles per gallon, representing

2). Among lower- paid workers, union members are less likely than non union members to be enrolled in lower- end insurance plans imposing stricter limits on medical services and requiring doctors to see more patients, and spend less time with each.

a). imposing stricter limits on medical services and requiring doctors to see more patients, and spend

b). imposing stricter limits on medical services , requiring doctors to see more patients, and spending

c). that impose stricter limits on medical services, require doctors to see more patients, and spend

d). that impose stricter limits on medical services and require doctors to see more patients, and spending

e). that impose stricter limits on medical services, requiring doctors to see more patients and spending

Kindly explain your answers