How is climate change affecting grizzly bears in yellowstone national park?

Can anyone find the answers to the lab 2: exercise 1 bathymetric charts questions for sandy harbor so that i can check for accuracy?

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 of the following is evidence to the past existence of glaciers?