In the Great Smoky Mountains, one can see 150 different kinds of trees.(A) more than(B) as much as(C) up as(D) as many to
(ÅäÇÃ) Druggists often stock generic drugs, which are mostly less expensive than brand-name products and (_____).
1) are just much efficacious
2) are just as efficacious
3) are just efficacious as much
4) are as just efficacious