Please choose the correct answer to the question: When trees are removed from an area in a tropical rainforest, the area experiences an increase in soil erosion. Which statement best explains why removing the trees can lead to soil erosion?

Answer1: Less bedrock will be available to make soil. Answer2: There will be fewer roots to hold the soil in place. Answer3: The number of soil-eating insects in the area will increase. Answer4: The amount of solar radiation reaching the ground will increase.

Answer format: answer1/answer2/answer3/answer4