What can you determine by looking at the data on the chart?

skin cancer rates remained the same for four years, increasing slightly in 2009.

skin cancer rates decreased over the four-year period, decreasing more rapidly in 2009.

skin cancer rates continued to increase gradually over the four-year period, decreasing slightly in 2009.

C.Skin cancer rates continued to increase gradually over the four-year period, decreasing slightly in 2009.

Explanation:

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.