The concept of natural rights, which was later used in the declaration of independence, was first proposed by. a.) thomas jefferson. b.) jean jacques rousseau. c.) james otis. d.) john locke

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

we have pictures for proff

they also have books