OG62，in和 among的用法

62. Geologists believe that the warning signs for a major earthquake may include sudden fluctuations in local seismic activity, tilting and other deformations of the Earth's crust, changing the measured strain across a fault zone, and varying the electrical properties of underground rocks.

(A)  changing the measured strain across a fault zone and varying

(B)  changing measurements of the strain across a fault zone, and varying

(C)  changing the strain as measured across a fault zone, and variations of

(D)  changes in the measured strain across a fault
                    zone, and variations in

(E)   changes in measurements of the strain across a
                    fault zone, and variations among

答案是D 用排除法可以得到，但是在OG的解释中对 D和E 的in among的解释 我看不太懂

顶一下  在线等