Which of the following best describes the 'Block Format' in business letters?

The 'Block Format' in business letters is characterized by single-spaced, left-aligned text without indentation. This format promotes clarity and ease of reading, making it an efficient choice for professional correspondence. Each paragraph in a block format letter is separated by a space, enhancing the visual organization of the text. The absence of indentation eliminates any ambiguity regarding the beginning of a new paragraph, which can be particularly useful in business settings where quick comprehension is essential.

In many business environments, this format is preferred because it reflects a modern and straightforward style, aligning well with professional standards and practices. The uniform left alignment also creates a clean and organized appearance, which can positively impact the reader's perception of the message being conveyed.