What are two challenges that both the waste management system and the packaging of food and drink are designed to overcome?

The waste management and food and drink packages are being designed to combat the challenge to reusing the waste and reccycle the waste. Tremendous researches are being carried out to find out less polluting or non polluting labels and other materials, which can be easily recycled.

Julia would be observing a. static electricity was caused by her sweater rubbing against her shirt and transferring electrons. she didn't touch anything metal, so that would cancel out b.she most likely didn't rub her sweater against her hair either, so that cancels out c.she also didn't scoot across the carpet while trying to take her sweater off, that cancels out d.so that leaves a.a. is correct.