D. synthetic materials are used in knee replacements that help people walk.
This piece of evidence directly counters Marcelo's claim by highlighting a significant positive impact of synthetic materials on human health and well-being.
Marcelo reviewed the presentation and made the following claim:
Synthetic materials should be banned because they only negatively impact humans and the environment.
Which piece of evidence would be best used to argue against Marcelo's claim?
A. natural materials are easier to find.
B. Synthetic materials take longer to break down in a landfill.
C. producing synthetic materials usually requires burning fossil fuels.
D. synthetic materials are used in knee replacements that help people walk.
1 answer