This is a test of commonsense with single/multi-choices. Complete the next sentence:

A chef is working in a kitchen. He presses buttons on a digital screen. he

Select from the following.
[i] fries potatoes and cooks them in a pan.;
[ii] grabs a knife and cuts vegetables in the form of pepper and other vegetables.;
[iii] shows a knife sharpener.;
[iv] prepares a large dish of pasta, which he cooks in the machine.;
The answer is:
[iv]