Okay, for the first one the anwser is D, for the second question the answer is B.
Descriptive research is a research methodology you can use to describe the characteristics of the variables that you are studying, such as events, organizations, individuals, etc. This type of research answers explicitly the “what” question instead of the “how,” “why,” and “when” questions. Through this type of research, you can obtain information about the current situation of a phenomenon but not the reason for its state.
Answer:
Incorrect: They loved an movie. I will be here in a hour. Pat works at an University.
Correct: Now I have a house and I am happy.
I'd go with A - as the pronoun is "one".
