b$)($Choose all the correct answers$)$ Converting a forest to a corresponding binary tree, if in a binary tree, node $u$ is the parent of node $v\text{'}$s parent node, then in the original forest, the relationship that $u$ and $v$ may have is$/$are

I. Parent$-$child relationship

II$.$ Brotherhood

III. The parent node of $u$ is sibling to the parent node of $v$

d$)$ A tree with $2112$ nodes is known to have $88$ leaf nodes, and the number of nodes without right children in the corresponding binary tree is