Answer:
D. Chemical property
Step-by-step explanation:
Intensive properties are those that do not depend on the mass or size of a body.
Extensive properties are those that depend on the mass or size of a body.
Physical properties are those that can be observed without changing the composition or identity of the substance.
chemical properties are those that can be observed with a change in the composition or identity of the substance.
According to these definitions, the correct answer is chemical property.