I think it is C because A is missing commas, B doesn't need them and D doesn't need one.
Answer:
Many teachers use the internet to increase learning in the classroom.
Explanation:
a counterargument is the comeback from the argument. It is what the opposing side of an argument would say one response to the first side.
In this case, the main argument is that too much time on the internet means lower test scores. What is the opposite of that argument, something the opposing side would say? Teachers use the internet as a tool to make learning better for students.
Answer:
Polling the audience
Explanation:
Live audience polling keeps spectators interested. It not only gives basic information and analysis, but it also engages spectators by allowing them to have a little impact on the event.
Football and hockey is an incomplete sentence because there is no verb.
