Setting up an Option Futures in a Binomial Tree (European Option)

Black Model vs Black Scholes vs Binomial for Futures. I set out a Binomial Model for an Options Futures
https://sites.google.com/view/vinegar...

Please find link to VBA CRR code for Option:
https://1drv.ms/w/s!AsWcG8zbg1hctSE8W...
Please find link to VBA CRR code for Futures Option:
https://1drv.ms/w/s!AsWcG8zbg1hctSLDQ...