Who asks scientific questions? A. Only scientists doing research
ogy
B. Anyone who observes the physical world
C. Someone trying to determine right from wrong
D. Only someone with an education in science

The correct answer is c

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).

The answer is d- principle of faunal succession.

H tricky one let me think and get back to u