Someone go to my account and answer my most recent questions id greatly appreciate it!

How many copies of each chromosomes should be present in each of the 4 final haploid versions of gamete?

Need with these questions . need the answers in a rush for these questions are the answers i put down are correct or not? ?

Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.