Select the option which best illustrates the term “in-text reference”. 

Writing is defined as “a kind of problem-solving activity that involves generating ideas, planning, goal-setting monitoring and evaluating”.  

Three factors influence any writing task, namely audience, tone and purpose (Oshima & Hogue, 2006:27).  

Figure 9.1 is a diagrammatic representation of the stages involved in the writing process. 

Oshima, A. & Hogue, A. 2006. Writing academic English. New York: Pearson Longman

The option that best illustrates the term "in-text reference" is:

Three factors influence any writing task, namely audience, tone and purpose (Oshima & Hogue, 2006:27).

The option that best illustrates the term "in-text reference" is:

Three factors influence any writing task, namely audience, tone and purpose (Oshima & Hogue, 2006:27).

The correct option that best illustrates the term "in-text reference" is:

"Three factors influence any writing task, namely audience, tone and purpose (Oshima & Hogue, 2006:27)."

In-text reference refers to the practice of including a citation within the body of a piece of writing in order to give credit to the source of a particular idea, quote, or piece of information. In this example, the in-text reference is "(Oshima & Hogue, 2006:27)", which indicates that the information about the three factors influencing writing tasks is from a book called "Writing academic English" by Oshima and Hogue, published in 2006, on page 27. Including in-text references helps readers locate the original source if they want to read more about the topic or verify the information.