Hanna is fascinated by the development of factories and the history of mass production. Which type of society BEST fits Hanna's interests? A. hunting and gathering society

B. industrial society

C. agrarian society

D. horticultural society

According to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does maria's voyage take according to samir?