III 1, 2, 3 - выбрать продолжение фразы с переводом.
IV - объяснить смысл слова/словосочетания предложением с синонимом

1 c

2 c

3 b

4

Green products are those that have less of an impact on the environment.

Biodegradable packaging - able to decay naturally.

Recycling is the process of collecting and changing old things to use them again.

Selling point is a feature of a product for sale that makes it attractive to customers.