The set T represents various traversals over a binary tree. The set S represents the order of visiting nodes during a traversal.
| T | S |
|---|
| I: Inorder | L: left subtree, node, right subtree |
| II: Preorder | M: node, left subtree, right subtree |
| III: Postorder | N: left subtree, right subtree, node |
Which one of the following is the correct match from T to S?