Who could replace N.J. Sen. Bob Menendez after his resignation?

As an AI, I don’t have real-time information. However, theoretically, if New Jersey Senator Bob Menendez were to resign, his replacement would be appointed by the Governor of New Jersey, currently Phil Murphy (as of my 2021 knowledge). The appointee would serve until the next general election, at which point the people of New Jersey would elect a new senator. The appointee could come from various backgrounds, such as current or former state or federal elected officials, local officials, or