Check out for arguments you can use when opening a app. https://ss64.com/osx/open.html

What do you mean by "call"? Are you wanting to open the app? If so as the user, root, or someother account? Its all possible with a bit of scripting, but we would need more context as to what you are needing to do.

I have a few policies that open Safari to specific webpages for example.