Gasoline marketing is undergoing major changes as stations often not only add convenience stores but also combine with major fast-food chains to build complexes where customers can shop and eat as well as buy gasoline.
A. not only
add convenience stores but
also combine with major fast-food chains to build
(Strictly follow not only x but also y rule) Here "add" and "combine" means addition. So they satisfies x and y. B. not only
add convenience stores but also
they combine with major fast-food chains to build
( Not only x but also y not followed. X and Y have to strictly parallel. "Add and they" not parallel)C. are not only
adding convenience stores but also
in combination with major fast-food chains they build
(Not only x but also y not followed. Adding and IN NOT parallel)D. add not only
convenience stores, but also
combining with major fast-food chains to build
(Not only x but also y not followed. Convenience stores and Combining not parallel) E. are not only
adding convenience stores, but also
in combining with major fast-food chains they build
(Not only x but also y not followed. adding and in not pararllel)Please Hit kudos+1 If it helps.