Which of these is an example of an engineering solution?
O
A. Studying the diets of people with autoimmune diseases.
B. Creating a biodegradable trash bag.
C. Figuring out how long it takes plastic to degrade in a landfill.
D. Studying new species of insects in the Costa Rican jungles.
ASAP!!!

Which of these is an example of an engineering solution O A Studying the diets of people with autoimmune diseases B Creating a biodegradable trash bag C Figurin class=