下列关于旅游经济学的研究对象的表述较科学的是( ) Which is the study object of tourism economics?
A.
旅游产品的供需矛盾关系 The contradictory relationship between supply and demand of tourist products
B.
旅游企业的经营关系 The business and operation relationships among tourism enterprises
C.
旅游资源、产品与市场开发关系 The development relationships among tourism resource, tourism product and market
D.
旅游客源地、旅游目的地和旅游联结体相互作用关系 The interaction among TGR, TDR and TRR