Final answer:
The true statement regarding essay length is that it should be suited to the topic and purpose; quality depends on clarity and in-depth exploration, not just word count. The correct answer is option B.
Step-by-step explanation:
The true statement about the length of an essay is b) The ideal length of an essay depends on the topic and purpose. This is because the quality of an essay is not solely determined by its length but rather by its clarity, organization, and the depth with which it explores its subject matter.
A well-structured essay with a clear thesis provides a map for the reader and allows for more focused and enjoyable writing. While following basic structural guidelines can aid in organizing ideas effectively, length should be flexible to match the complexity of the topic and the specific requirements of the assignment.