Read this advertisement and question. Then, choose the option with the correct answer. If you want a unique vacation you need to plan. First, visit a travel agency. Second, to go by plane, buy roundtrip tickets, they cost less. Third, read customer reviews to decide where to go before you travel.

What is the main idea of ​​this advertisement? (2 points)

to
Finding an agency

b
Paying a fair price

c
Planning an organized trip

d
Visiting the city