Question pretext
For those who worked for more than 4 hours code 1 in column 27,
For those who did not work but had job to return to code 1-3 in column 28
Literal question
What was the major product or service of this organization?
Interviewer instructions
If the are not at work during the last 7 days, please ask the question about the product or service of the organization before the last 7 days