English

Having several cavities filled during a dental appointment is definitely unpleasant. It is not as unpleasant as having a root canal.

a. Having several cavities filled during a dental appointment is definitely unpleasant, so it is not as unpleasant as having a root canal.
b. Having several cavities filled during a dental appointment is definitely unpleasant, and it is not as unpleasant as having a root canal.
c. Having several cavities filled during a dental appointment is definitely unpleasant, but it is not as unpleasant as having a root canal.
d. Having several cavities filled during a dental appointment is definitely unpleasant, or it is not as unpleasant as having a root canal.
  1. c. The conjunction but indicates that the first main clause will be followed by something that indicates an opposite or contrast: is definitely unpleasant …(but) is not as unpleasant as

Test ID: 455
Source: 501 Grammar and Writing Questions