Some of his plans were______and much too good for this world, but he never wavered in a cause that he considered just, and in so doing he commanded the respect of even those who______him.

(A) hindered … a baser
(B) revolutionized … a simpler
(C) altered … a convenient
(D) changed … a better
(E) restored … a positive

(A) The theory is likely to be developed eventually, but then subsequently supplanted but more attractive models.
(B) The theory, given its advanced nature, is likely to be even more significant to scientists than Newton’s Principia was in its time.
(C) The appearace of the theory will most likely underscore the hubris of scientists in attempting to describe nature.
(D) The theory is certain to appear, and will serve undermine the pedagogical errors made by nineteenth-century professors.
(E) The appearance of the theory is likely to unravel the existing structure of physics, discrediting the field’s most fundamental assumptions.