$6-(30$ points$)$ Considering the following extendible hashing for an index file

A$-$ If you have been told the last two hash codes have been inserted in this index are $64$ and $16,$ Show the index content before $64$ and $16$ have been inserted.

B$-$ Show the index after inserting entries with hash code values $11,19,$ in that order.

C$-$ After applying part b$,$ show the index after deletion entries with hash code values $64,16.$