What are the results of wave action?

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

In a command economy, the majority of goods and services are provided by the

The economies of nordon could be described a. unable to use rich resources b. struggling but diverse c. dependent on one product d. healthy and diverse