<u>Option-(A):</u> The style of this excerpt from Paul F. Convington's cover is the Wordy form.
As, the whole paragraph is written in a more detailed way by the person, along with which we can term the whole process to be more informal in the sense that there is no such format to assemble each idea.
Because, to be more formal in all senses and to have a unique way of describing a given scenario there has to be a given format of assembling all the required ideas for the audience to understand them well.
