Directions: Given below are three sentences. One, two or all the sentences may have error(s) of grammar or syntax or Standard English usage. Identify only the sentences that are incorrect.

(A) Pepped up by the vociferous support received from the crowd during the marathon, the runner clocked his best timing ever. (B) It remains to be seen if he accepts my request to join the group. (C) With its increasingly dwindling subscriber base, the company is staring down the barrel.