D. maybe because it characterizes him
You don't have to answer what I answered
It was beneficial because it brought many new foods and livestock to different parts of the world promoting more agriculture
It was detrimental because the Europeans killed over 90% of the Native American population
Collective nouns are always singular
Ex. A flock of birds is migrating to the South.
My answer is danger b/c the wind is trying to pull itself off the ledge to save itself even while being depressed