Rasheed is not only a brilliant orator, but also the captain of the college's football team.
"Not only... but also" is a correlative conjunction which always appears in these word pairs.
Option A: The phrase,"Not only" is followed by "a brilliant orator" which is a noun phrase. However, the phrase, "but also" is followed by "he", which is a pronoun. Hence, this is grammatically incorrect.
Option B: The phrase, "Not only" is followed by "a brilliant orator", which is a noun phrase. The phrase "but also" is followed by "the captain of the college's football team', which is also a noun phrase. Hence, this option is grammatically correct.
Option C: Here, the word pairs - "not only" and "but also" follow each other in sequence without any words in between. This is grammatically incorrect.
Option D: Here, the phrase "Not only" is followed by "a brilliant orator", a noun phrase. The phrase "but also" is followed by "Is", which is a verb. Hence, this option is grammatically incorrect.