Hua-hua is currently writing a thesis, and she often needs to cite the works of others.Which of the following requirements should she consider to avoid infringing thecopyright of others? (A) Actions with legitimate purposes, such as research; (B) theworks of others must be clearly quoted; (C) The scope of reasonable use must beconsidered in accordance with the materials cited; (D) The cited work must bepublished; (E) The cited work must not be published so as not to infringe upon theeconomic rights of the author.(1)ABC(2)ABD(3)ABCD(4)ABCE