‘A + B’ means ‘A is the sister of B’

‘A = B’ means ‘A is the daughter of B’

‘A # B’ means ‘A is the son of B’

‘A & B’ means ‘A is the father of B’

Based on the above information, find out which of the given statements can be the
reason/s behind the assertion made below if it is given that ‘H & N + Y = K = C’.

Assertion: H is U's sister's husband?

Reason A : D & U

Reason B : U # C​​

Given: ‘H & N + Y = K = C’.

Assertion: H is U's sister's husband?

Reason A : D & U

From reason A we cannot get the H is U's sister's husband.

Reason B : U # C​​

From reason B:  H is U's sister's husband.

Thus, correct option is (b).