Which of the following is NOT a guideline for alt text creation?

Using descriptive phrases is actually a guideline for creating effective alt text, as it helps convey the content and function of images to users who rely on screen readers. The purpose of alt text is to provide meaningful descriptions that enable users with visual impairments to understand the significance of the images, making descriptive phrases essential.

In contrast, the other options present valid considerations for alt text creation. Avoiding redundancy is important to ensure that alt text adds unique information without unnecessary repetition. Utilizing concise wording is crucial to make the alt text straightforward while still delivering the necessary information succinctly. Ensuring content accuracy guarantees that the description accurately represents the image and aligns with the context in which it is used, which is vital for maintaining the document's integrity and usability.