If you mean they should actually be a part of it with them in it, no. but if you mean interacting with them like questions, then yes! hope i could help =)
Letter C. It is vital that schools offer extracurricular activities for students.
Because genetics is now progressing so rapidly.
The subordinate clause starts with a subordinating conjunction and contains the entire dependent clause. Because is a subordinate conjunction and makes the clause dependent because you need to know what's next. Hopefully answer choice D has all the right pieces. The main clause is "it is revolutionizing medical research". This clause is a complete idea by itself and is not a subordinate clause.
