Question

Prior to ________, texas governors were elected to two-year terms, with most being elected to a maximum of two consecutive two-year terms. since then, governors have been able to get elected to unlimited four-year terms.

Answer 1

This happened prior to 1974.
Before 1974, it was possible for Texas governors to have only two-year terms, whereas after that year, it was decided that governors could be elected to serve for unlimited four-year terms, which was an important change in the system.