"no person except a natural-born citizen, or a citizen of the united states, at the time of the adoption of this constitution, shall be eligible to the office of president; neither shall any person be eligible to that office who shall not have attained to the age of thirty-five years, and been years a resident within the united states." article ii, section 1, clause 5, united states constitution what accurately completes the blank in this excerpt from the constitution? a) 10 b) 14 c) 30 d) 35