Deleting a node in a B-Tree - using inorder Predecessor vs. Successor as the replacement key

Question

Suppose I wanted to delete 70 from the tree using inorder Predecessor as the replacement key and then after that using inorder Successor as the replacement key.

What would be the difference between the two?

Answer 1

This is deletion of 70 using inorder Predecessor

This is deletion of 70 using inorder Successor