Answer: C. Some may say that exchange programs detracts from high school students academics arguing that the programs lead to excessive socializing rather than the meaningful exchange of cultural values.
Step-by-step explanation:
The counterclaim to the argument will be option C "Some may say that exchange programs detracts from high school students academics arguing that the programs lead to excessive socializing rather than the meaningful exchange of cultural values".
Option A isn't a counterclaim as it was written that the foreign students usually pay most of their expenses.
Option B is incorrect as it supports the statement as it says hosting a foreign exchange students enhances friendship.
Option D is incorrect as it also supports the argument.