Put a semicolon because it is 2 independent clauses
HI! I dont know what the story is but for the first qustion i belive its B
I personally I agree with the idea!
Technology provides many opportunities which without it would not be possible, for example the opportunity to watch an educational video about body parts for an anatomy class or the opportunity to practice programming for computer science class. Technology provides the opportunity for the students to learn or practice at home and without it, the students would not have sufficient sources to learn from.
They have more access to information to confirm or deny facts than they did in the past.
Hayo um I would say to go with C)to happen to, usually something bad or negative but I'm not sure just trying to help
Hope your having a nice day