531. New techniques in thermal-scanning photography, a process that records radiation from surface areas, makes it possible to study the effects of calefaction, or warming, of a river in greater detail than ever before.
(A) makes it possible to study the effects of calefaction, or warming, of a river in greater detail than ever before
(B) make it possible to study, in greater detail, the effects of calefaction, or warming, of a river than ever before
(C) have made it possible to study in greater detail than ever before the effects of calefaction, or warming, of a river
(D) make possible the study of the effects of calefaction, or warming, of a river in greater detail than it ever was before
(E) has made it more possible than ever before to study in greater detail the effects of calefaction, or warming, of a river
Solution:
Subject-verb Agreement + Wordiness
A and E: “techniques(plural) …makes/has made(singular) …” violates subject-verb agreement.
B: “than ever before” must be closer “to study in greater before”.
D: “than it ever was before” is wordy.
C: Best choice. “New techniques have made it possible… than ever before…” Clear and concise.
Sentence Correction - 1000 Questions with Solution:
(A) makes it possible to study the effects of calefaction, or warming, of a river in greater detail than ever before
(B) make it possible to study, in greater detail, the effects of calefaction, or warming, of a river than ever before
(C) have made it possible to study in greater detail than ever before the effects of calefaction, or warming, of a river
(D) make possible the study of the effects of calefaction, or warming, of a river in greater detail than it ever was before
(E) has made it more possible than ever before to study in greater detail the effects of calefaction, or warming, of a river
Solution:
Subject-verb Agreement + Wordiness
A and E: “techniques(plural) …makes/has made(singular) …” violates subject-verb agreement.
B: “than ever before” must be closer “to study in greater before”.
D: “than it ever was before” is wordy.
C: Best choice. “New techniques have made it possible… than ever before…” Clear and concise.
Sentence Correction - 1000 Questions with Solution: