Ancient urban settlements, such as Athens, organized themselves into what type of communities? O empire
O hearth
O democratic state
political state
O city-state

You are only allowed to use tutors that your school recommends. t / f

Most signs are diamond-shaped, with a yellow background and black letters or symbols. a. regulatory b. guide c. warning d. construction

You find a mysterious, dull substance on the ground and pick it up for a closer look. it is powdery, very light, and soft to the touch. the substance is most likely i. an organic mineral ii. a metallic mineral iii. a nonmetallic mineral i only ii only iii only i and ii i and iii