a Siblings of v6 b Descendants of v6 a Siblings of v6 b Desc

a) Siblings of v₆

b) Descendants of v₆

Solution

(a) As we know that sibling means to share the same parent.

So in case of V6 no one is sharing the parent so none of them is sibling

(b)Descendants is a node which is further away from to root

So Descendants of V6: V10, V11