Choice A, ignore the rest it just had to be 20 characters loll
The correct sentence is the second one "She built a high-performance CPU".
The first sentence should not contain a comma and is incorrect. The third sentence is incorrect because there shouldn't be a dash before CPU. The fourth sentence is incorrect because CPU is not written with dashes.
Ophelia's character is a subject of great debate because of her conflict with Hamlet and her central role in the play. Ophelia was one of the two women in the play. She was also portrayed in several arts referring to the play by Shakespeare.
The “Little Rock Private School Corporation” was formed in September 1958, aided by Governor Faubus. It had the intent to open private schools for white students in the empty high school buildings when they were shut down.