David is running a newer version of Fedora Linux but found an article on a security website about a recently discovered vulnerability in the version of Z shell that is running on his machine. He wants to update to the newer version of Z shell from an online repository while removing any older versions during the process. Which of the following commands would he run to perform this action? $($Choose all that apply.$)$

a$.$ yum upgrade zsh

b$.$ rpm $--$upgrade zsh

c$.$ dpkg $-$ip zsh

d$.$ dnf upgrade zsh