Sentence Correction

Perhaps most devastating, however, the crash would have caused acid rain and darkness, as particulate matter blocked sunlight, prohibits photosynthesis in both land and water ecosystems, effectively shutting down large swaths of the food chain.


A. prohibits photosynthesis in both land and water ecosystems,

B. prohibited photosynthesis on both land and water ecosystems,

C. prohibits photosynthesis on both land and water ecosystems,

D. prohibiting photosynthesis in both land and water ecosystems,

E. has prohibited photosynthesis in both land and water ecosystems,

OA: will let you know soon

bpgen wrote:Perhaps most devastating, however, the crash would have caused acid rain and darkness, as particulate matter blocked sunlight, prohibits photosynthesis in both land and water ecosystems, effectively shutting down large swaths of the food chain.


A. prohibits photosynthesis in both land and water ecosystems,

B. prohibited photosynthesis on both land and water ecosystems,

C. prohibits photosynthesis on both land and water ecosystems,

D. prohibiting photosynthesis in both land and water ecosystems,

E. has prohibited photosynthesis in both land and water ecosystems,

OA: D

we need an ing form of verb because we need to show a cause n effect relationship....

cause---> particulate matter blocked sunlight

effect ------->prohibiting photosynthesis

therefore D is correct

QA D

IMO D

All other answers makes the second part of the sentence a run on sentence.

"prohibiting" is correct