Choose the best definition of sustainability in terms of the environment. a) the branch of biology that deals with organisms and how they interact with their environment b) the use of resources which can be used repeatedly because it is replaced by natural means such as sunlight or wind c) the maintenance of factors such as renewable resource harvest and decrease in use of non-renewable resources that contribute to the quality of the environment indefinitely d) supervision of natural surroundings including wildlife, vegetation, rivers or any other part of an ecosystem in order to preserve and protect them through prudent management