Select all the correct answers.
what are the purposes of a prologue in a play?
-to provide information about the inner thoughts and feelings of a character
-to set the mood and tone of the play and provide background information
-to provide information about how the stage should be set and what props are needed
-to give some insight into the relationships among different characters
-to provide a hint to the audience about what will happen later in the play

To set the mood and tone of the play and provide background information.

Another one could be to give some insight into the relationship among different characters.

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.