Answer:
9: heart attack
Explanation:
This is the only logical response grammatically. You don't use "to have" with most of these words except "turbulence" perhaps, but you would not refer to it as "a massive turbulence"
"A massive heart attack" is a common phrase.
Answer:
The subject of the sentence would be key
Answer:
A. Barriers keep companies from entering the market freely
Explanation:
ASL was brought to America by French teacher, Laurent Clerc. Thomas Gallaudet brought Clerc to America.
Others claim that the foundation for ASL existed before FSL was introduced in America in 1817.
It was in that year that a French teacher named Laurent Clerc, brought to the United States by Thomas Gallaudet, founded the first school for the deaf in Hartford, Connecticut.