Respuesta :

When citing the works used as references for writing should be listed in the sources section by alphabetical order. The first item in referencing the citations are the last name of the authors. The alphabetical order should be based on this item. Thus, the answer is the first choice. 

The correct answer is a. alphabetically by the first item. According to MLA Handbook (8th ed.), when formatting the Works Cited list, it is necessary to list each work in alphabetical order by author’s last name or the first main word in the entry. Consequently, option A is the correct answer: Works cited entries are listed alphabetically by the first item.