৬৮০৬৫
What problem regarding colour does the writer explain in the first paragraph?
উত্তর
Analysis is complicated by the bewildering number of natural colours
৬৮০৬৭
What is the first reason the writer gives for the lack of academic work on the history of colour?
উত্তর
Very little documentation exists for historians to use
৬৮০৭০
The writer suggests that the priority when conducting historical research on colour is to ----
উত্তর
focus one's interst as far back as the prehistoric era