secondhand smoke is also referred to as _____.

A. environmental tobacco smoke
B. Involuntary smoking
C. Passive smoking
D. All of the above

I said C but it was wrong

It's probably D.

either b or d

its d

The correct answer is D. All of the above. Secondhand smoke is also commonly referred to as environmental tobacco smoke (ETS), involuntary smoking, and passive smoking. It is important to remember that multiple terms can be used to describe the same concept, and it's always a good idea to consider all the options when answering multiple-choice questions.