This is writing that communicates specific information about a particular subject, craft, or occupation.

There are four different types of writing: expository, persuasive, descriptive and narrative.  While one could say that descriptive could describe a particular subject, craft, or occupation, descriptive writing is more for describing a character, event, or special place.  Persuasive is trying to persuade your audience to think one way, and narrative is used to tell a story.  Expository writing is used to communicate specific information about a particular subject, craft, or occupation.  

the answer should be d) he was one of those young thousands who greeted the war with a certain amount of relief, welcoming the liberation from webs of tangled emotion" since it is the best option because it shows his desire to free himself.

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