The dictionary of occupational titles relates all vocational interests to:
1 things
2 data
3 people
4 all of these

The correct answer is 3. People.  

Explanation:

The DOT, is a publication of the various types of what and what each of them involve. Later on, it became obsolete and was replaced by an online database, which people with direct experience input the appropriate information. In this case, the missing word is people.

The DOT relates all vocational interest to people; as data an things cannot feel interest.

can you give us the options

a compare and contrast essay is a piece of formal writing in which the author focus on the similarities between two ideas, objects, places, etc., and the differences between them. there are some aspects that the author should take into account when he/she is crafting the essay. first, the author has a clear idea of the effect that he/she wants to produce on the audience (a purpose). his/her main idea should be presented in the thesis statement in a simple but effective way which gives the audience a clear idea of the content and the direction of the essay. in addition, it is also important to focus to the similarities and differences that not only are interesting and relevant to the reader but also provide a new, impressive point of view or deeper understanding of a topic.