Directions: Read the following sentences (A, B, C, and D) and determine which of these sentences is/are grammatically and contextually correct.

 

A. The research study, which spans over five years, delves into the long-term effects of pollutant exposure.

B. Despite the heavy rains, the match continued well past midnight.

C. It's critical for organizations to adapt timely in a rapidly changing market environment.

D. The famous novelist, known for his elaborate writing style, are releasing his new book next month.