The answer to this is 100% Tall. It can be somewhat confusing to know the answer if you do not know how this works. It is evident that the different genes will play a huge role in the traits that will be acquired by the F1 offspring. Take note that the mixture may become different in the succeeding batches but for the first batch, C is the most possible answer.
Genetics is considered to be important by a lot of people because the details that will be gathered from genetics may be used for important purposes in the future. Genetics may be useful in order to diagnose and possibly treat diseases in the long run.