Read the following information carefully and answer the questions below. 1. P x Q means P is the father of Q 2. P - Q means P is the sister of Q 3. P + Q means P is the mother of Q 4. P ÷ Q means P is the brother of Q In the expression, B + D x M ÷ N, how is M related to B?
1.Son
2.Grandson
3.Granddaughter
4.Daughter
Answer:2