I should not have used “natural” in number 2, I should have used “citizen.” In number 3 I should have used “natural born citizen.”
Article 1, Section 2 of the Constitution provides that: “No person shall be a representative who shall not have attained to the age of twenty-five years, and been seven years a citizen of the United States, ...”
Article 1, Section 3 provides that: “No person shall be a senator who shall not have attained to the age of thirty years, and been nine years a citizen of the United States, ...”
Article 2, Section 1 reads: “No person except a natural born citizen ..., shall be eligible to the office of the president ...”
That wording differentiates between “citizen” and “natural born citizen.”
That wording differentiates between “citizen” and “natural born citizen.”
Yes, but a "citizen" could be naturalized. A naturalized citizen is a citizen. So that still makes only two categories.
Both senators and representatives can be foreign born and naturalized. BTW here is a list of current and former US politicians who were born in foreign countries.