Final answer:
Imagery is language that appeals to the senses and creates vivid mental pictures for the reader. It is used to convey various aspects of a text and create a specific mood. However, it is not necessarily used because of its precision.
Step-by-step explanation:
According to Longman, imagery is language that makes an appeal to the senses and is used to create a vivid and detailed mental picture for the reader. It can be used to convey ideas, characters, settings, or plot points, as well as to create a specific mood. Therefore, the statement that 'imagery is used because of its precision' is False.