Abusiness letter require the use of block format. which of the following is an element of block format?1. the page margins are set to equal blocks of one inch. 2. the first sentence of each paragraph is indented 0.5 inches, also referred to as "a block." 3. the first sentence of each paragraph is not indented. 4. the paragraphs are organized in equal "blocks" of five sentences each.

3. The first sentence of each paragraph is not indented.

Explanation:

A block format is often used to writte formal business letter, and it is used with single space between lines, and double spaced between paragraphs, the texts is aligned to the left and it does not have any indented lines whatsoever.

situational archetype describes the adventures of hero. the examples of situational archetypes are the quest, good vs evil, the task which represent respectively search, good forces, characters vs the evil ones and a certain job that must be done. from the given options, we cannot observe the subplot the beauty and the beast which is a correct answer for this question.