They are my first and second choice. Both can handle the media well. Both seems to have steel backbones. Both are required to win.
Noem is in the mix, too, but she would have the disadvantage of coming from a small state and would have to prove the ability to win a broad voter base before I would pick her.
Senators are more like college professors... political, theoretical, and the only people they managed are a few assistants and interns who run the office FOR them.
If it's not Trump, should be a Governor or another company founder and owner... like Trump.