Respuesta :
B. Free college education for all would result in a more productive society.
The relation between education and being a society a productive one can be a hot topic to debate on. However, whether free education would result in better results too is a great topic of discussion and debate.
C. Hybrid cars were developed to be environmentally friendly.
Although Hybrid cars do not emit greenhouse gases much in the air while they get manufactured, they emit a lot of harmful gases. This can be a topic full of arguments for and against the topic.
Answer:
A and B
Explanation:
C was incorrect B was correct. Then the only other one that makes sense is A because it is a questions that has a specific results but is debatable if they should be banned entirely.