Question

"When vacancies happen in the representation from any state, the executive authority there of shall issue Writs of Elections to fill such vacancies."- Article I, US Constitution

What would happen if the senator or representative from Florida resigned or left office for some reason, according to this quote?

The governor of the state would call for an election to replace the senator or representative.

The president would call for national election to replace the senator or a representative.

Members of the presidents bureaucracy would organize an election to take place in that state.

Answer 1

the executive referred to in the question is the executive of the state, so it would be the governor of that state who would call for an election