7. Given below are four sentences. While three of them are correct, one is not acceptable in formal English as it is grammatically incorrect. Spot that sentence.
A. Time does not stop or slow down when you are in danger.
B. It is just that we subject these periods of time to such intense prospective scrutiny that we come to know them more fully, more exactly.
C. From this moment I remember a rivulet of water running darkly down the rock-rib in front of my eyes, the minute cross-hatchings on the fabric of my waterproof jacket and a little yellow Alpine flower tucked into a pocket of rock.
D. And a sound - the crunching of the talus beneath my feet as I braced myself for impact.