1 Point
Roz takes care of the neighborhood children, and in exchange, she is given
food, clothing, and a place to live. What type of economic activity is Roz
engaged in?
O
A. Specialization
O B. Money exchange
O C. Security protection
O D. Bartering

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

How are farmers that use no plow farming methods able to improve air quality for the people around the fram

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.