There are no images shown, so I’m not sure how to answer this question. Sorry that I’m not much help
The idea from the passage that might cause Anushka to adjust her argument is:
Most of the countries that offer free public tuition have high income tax rates, sometimes such as 60%
That's right, the correct answer is C.
The Sender-Message-Channel-Receiver (SMCR) model identifies individual components of a communication act, which in turn are affected by diverse factors that combined can result in a more or less efficient communication. The four components are sender, message, channel and receiver.
People from different cultures may understand the same message differently. Things can be accepted in one culture and considered very offensive in another. Therefore is important that communication is performed between a sender and a receiver who have the same cultural background or who have an understading on how to deal with the cultural background of the other interlocutor, in case it is not the own one.