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

Man begins to rip up carpet underlay. He measures the slat to put between the door opening. Then he places materials underneath the carpet underlay. he

OPTIONS:
[-] shows the different tools in the context of layering the newly put topdressing.
[-] is now mixing the floor wax with some liquid to apply to the floor.
[-] puts a wooden slat in the door entrance.
[-] scrambles a piece of teflon that he is cutting up.
The answer is:
puts a wooden slat in the door entrance.