What is the definition of scarcity? A. a decrease in population B. when limited resources cannot meet unlimited wants C. a willingness to pay for a good or service D. the total demand for a good service

Which sequence of transformations on preimage ∆abc will not produce the image ∆a'b'c'? a. reflection across the line y = x b. rotation 180° clockwise about the origin followed by a reflection across the line y = -x c. reflection across the x-axis followed by a reflection across the y-axis d. reflection across the line y = -x followed by a rotation 180° counterclockwise about the origin e. reflection across the y-axis followed by a rotation 90° clockwise about the origin

Which theory suggested that the earth was once a signle supercontient that gradually that broke up into the contients that we know today

Fossils of glossopteris, an extinct fern, were discovered on which continents to support the theory of continental drift? check all that apply.