For centuries before europeans and americans came to the hawaiian islands, hawaiian culture was characterized by a. hunting and gathering for food, and religious sacrifice of animals b. irrigated plantations and a system of strict religious taboos c. importing food from asia and written religious scriptures d. small, primitive farms and ancestor worship

The answer is letter B.
irrigated plantations and a system of strict religious taboos

Because of their geographical location, Hawaii was able to establish Lo'i cultivation where they were able some of their staple food which is Taro. The Kapu system is a strict system which is used as their Code of Law. People who offended the laws dictated by the Kapu are faced with severe penalties.