Read the following sample summary and response below.

Summary: Khan argues that public colleges should be free to students who put significant effort into their education because a good education is key to social mobility.

Response: Her proposal is all the more important now since the pandemic has widened the gap between the rich and the poor.

In response to Khan's argument, this writer does which of the following?

They suggest further implications.

They broaden the scope of the argument.

They add to the sense of urgency.

They recommend a way to share the argument with more people.