Answer:
A. Disease
Explanation:
Specifically heart disease
A nurse performing surgery without a surgeon present. Nurse aren't allowed to do surgery.
All the other things on the list are actually what they're supposed to do.
Hope this helps! ;)
the only one I know is early breast cancer
Answer & Explanation:
Chemical properties are properties that can be measured or observed only when matter undergoes a change to become an entirely different kind of matter. They include reactivity, flammability, and the ability to rust. Reactivity is the ability of matter to react chemically with other substances.
i look it up ok