How does the time between the arrival of S and P waves relate to the distance of the station to the epicenter?

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

Why is oman trying to develop its tourism and manufacturing sectors?

The graph below plots the temperature and luminosity of stars on the main sequence.