Which Kind Does That?
Subject and Object Questions
Look at the following example sentence and questions.
Mr. Evans founded Jackson Engineering in 1992.
What did Mr. Sullivan found in 1992? - ANSWER Jackson Engineering
Who founded Jackson Engineering? - ANSWER Mr. Evans
Most questions ask about the object of the sentence. In this case, use standard question forms which take this constructions:
(wh?) + did (auxiliary) + subject + verb?
What did Mr. Evans found?
Some questions ask about the subject of the sentence. In this case, the subject question is formed with positive sentence structure ending with a question mark (?). 'Who' or 'Which' generally takes the place of the subject in this type of question.
Wh- + (auxiliary) + verb + object ?
Who founded Jackson Engineering?
Common Question Forms for Subject Questions:
Which of the year-end inventory will sell the fastest?
What kind of
What kind of return on investment will he get?
Who usually updates the spreadsheet?