If A is the mother of B and K, D is the husband of A. E is the son of D’s brother. What is the relation of A with E?

Sister Aunt Mother-in-Law Sister-in-Law

Aunt

Note: ↑ or ↓ ⇒ Upward or downward line shown "generation gap" .    =    ⇒ Double lines shown "relation b/w Husband & Wife"    —   ⇒ single line shown "relation between them other than Husband & Wife".    +   ⇒ Plus sign shown " Male".    -   ⇒minus sign shown " Female".