Based on the demographic details provided, which of the following persons is eligible elected to the senate
1. 65-year-old former police officer who has been a US citizen for seven years
2. A 68 year old retired school teacher who has been a US citizen for 30 years
3. A 27-year-old female lawyer, who has been a US citizen, her whole life
4. A 45-year-old male businessman who has been a US citizen for five years