Question 21. According to the passage, the pressure to live a completely zero-waste lifestyle is mentioned as ____________. A. a sign that s...

Question 21. According to the passage, the pressure to live a completely zero-waste lifestyle is mentioned as ____________.

        A. a sign that society is becoming more environmentally responsible

        B. a factor that may lead to guilt and discourage participation

        C. a reason why sustainable products have become cheaper

        D. a positive force that guarantees people will change their habits