Problema GMAT Verbal 26/05/14 (SC) (>700)

[Recobita]

Verbal (Sentence Correction) (>700)

Rock samples taken from the remains of an asteroid about twice the size of the 6-mile-wide asteroid that eradicated the dinosaurs has been dated to be 3.47 billion years old and thus is evidence of the earliest known asteroid impact on Earth.

(A) has been dated to be 3.47 billion years old and thus is
(B) has been dated at 3.47 billion years old and thus
(C) have been dated to be 3.47 billion years old and thus are
(D) have been dated as being 3.47 billion years old and thus
(E) have been dated at 3.47 billion years old and thus are

[wisehacks]

Thanks!

respuesta: show

(A) "samples" es plural. Debería ser "have".
(B) "samples" es plural. Debería ser "have".
(C) "dated to be" no es idiomático
(D) "dated as being" no es idiomático, y falta el verbo al final
(E) "dated at" es idiomático. Usa correctamente "have", tiene verbo al final "thus are". Me la compro ;)

La respuesta es la (E).

[Recobita]

La solución propuesta por wisehacks es impecable