Fbdgdgdggdbccc BBC bcbcbcbbcncncjcjc
Oh ok that neans thst and
Base on the question where as asking to complete the passage and base on my research and further investigation, One of the way to develop a main idea for the advertisement is to conduct product research. I hope you are satisfied with my answer and feel free to ask for more if you have question and further clarification
Both A and C are true but if you are to only chose one i would say A.
