Answer:
A). (Jennings 88).
Step-by-step explanation:
Citation is elucidated as the acknowledgment of a source that has been referred to in the text in order to establish the credibility of the work and avoid plagiarism.
As per the MLA guidelines, in-text citations follow a format in which the author's last name is followed by the page number and these are together enclosed in parentheses. Thus, option A i.e. (Jennings 88) follows this format where the last name of the author('Jennings') correctly precedes the page number(88).