Gregoria loved to travel around the country. she liked bringing her atravel brochure that informs her of the different sites visiting in the area.her travel brochure was usually produced by the tourism department of theprovince. it shows pictures of destinations visited by tourists and a few basicinformation about the place like the origin of the name, the historicalsignificance of the place, and some other information acquired by the office'sresearchers and writers.is the travel brochure a primary, secondary, or a tertiary source? explain.