Va rog ajutati ma repede cu acest rebuuus va rog dau coroana

Plss anybody know how to do this? ? i need the answers from a through d

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

Which feature indicates that mars resides in the inner region of the solar system