A 75-year-old retired attorney who moved to Texas three years ago, is a qualified registered voter, and has been living in his House district since he arrived in Texas is considering filing to run as his district's state representative but is ineligible because he __________.

A. is too old to hold public office
B. has not yet met the Texas residency requirement
C. has a conflict of interest due to his previous legal career
D. has not lived in his House district long enough to meet residency requirements

Answer: B