Which of the these is the best description of a physics property of matter

A. a property that causes a substance to chemically
change to something else

B. a property that does not help describe a substance

C. a property that can observe without the substance being chemically changed

D. a property that is not observable to a person

i don't know the answer to this

answer; i believe the correct answer is (4) flip a coin as each participant arrives,heads indicates assignment to the first group: tails indicates assignment to the second group;

all you have to do is look at the pictures to find hope this is the lesson you were also hope this .

answer; belief perseverance;