If P + Q means P is the mother of Q.
P × Q means P is the husband of Q.
P ÷ Q means P is the daughter of Q.
In the expression J × K ÷ L + M, what is the relation between J and L?
1
L is the father-in-law of J.
2
L is the father of J.
3
L is the mother-in-law of J.
4
L is the daughter of J.