Ais used to explain how to read or interpret a graphic. a. subheading b. caption c. compass rose d. table i know the answer to this, this is just a test for your knowledge and yes this was in my english class.

Caption

A graphic refers to an illustration, picture or drawing. Graphics often accompany text in order to expand on the information presented in the writing. In turn, graphics are sometimes accompanied by captions. A caption is a short piece of text that is placed under the graphic as an explanation or interpretation.

the development of trade during the middle age increased to the change given in the agriculture, which gave money, industry and markets a bigger importance in economy. the agriculture production was more than the consumption, which meant the creation of wider markets out of the areas. besides, with the end of multiple wars, the population increased and new trade routes were created.