Answer:
C because it is biased compared to the other options
Distinctive has a positive connotation.
Answer:
That is incorrect subject-verb agreement. 'Get' should not be singular, 'gets', instead of plural 'get' (that is the way with verbs).
Q13. The 'pounding feet of the tourists' strongly juxtaposes the 'city's fragile stones', characterising the damage caused by tourists in comparison to the frailer nature of the ancient city of Machu Picchu.
Q14. The author is communicating that an organisation, WMF is trying to develop more policies and campaigns to allow tourists to practice sustainable tourism, with the preservation of sites under threat like Machu Picchu in mind.