Abhi077
Billowing clouds of sand engulfed the city and surrounding areas,
to force drivers to a crawl and people to stay indoors. A.
to force drivers to a crawl and people to stay indoors.
<== clouds engulfed city with an intent to force...? Ummm that doesn't make sense. Moreover 'to force (verb), to stay(verb)' is okay but 'to a crawl' (noun)...? B. to force drivers and people to a crawl and stay indoors.
<== same as above plus ... drivers and people are are forced to a crawl as well as forced to stay indoors? doesn't make senseC. forcing drivers to a crawl and people to the indoors.
<=== clearly modifying clouds of sand. let's keep it.D. forcing drivers to crawl and people to the indoors.
<=== clearly modifying clouds of sand. let's keep it.E. forced drivers to a crawl and people indoors. <
== [color=#1b1464]engulfed and forced look parallel and while
forced drivers to a crawl looks okay,
people to the indoors makes dangling modifier[/color]
between C and D:
I have eliminated C because of 'a crawl' and chose D.
Let's see the official answer and explanation.