Symbols meaning:
P + Q → P is father of Q and P - Q → P is sister of Q
Statements:
A + B - C.
How A related to C?

Question

Accepted Answer

1. $A + B$ means A is father of B.
2. $B - C$ means B is sister of C.
3. If B is sister of C, they share the same parents. So A is also a parent of C.
4. A is male, so A is the father of C.

FINAL_ANSWER: b

Answer

Answer

Answer