While outside playing ball, Edgar slid on the ground and ripped a hole in his pants. Which statement correctly identifies the type of change and the supporting evidence?
a. A chemical change happened because a new substance was created.
b. A physical change happened because Edgar physically slid on the ground.
c. A physical change happened because there is not a new substance being formed.
d. A chemical change happened because there was a permanent change to Edgar’s pants.

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.

nucleus

would be most reasonable answer tbh