Counting Elements in the Wild

Below, you are given a few options to consider regarding counting the number of elements which are selected. Choose the one which is incorrect!

50 XP

The number of elements selected with the XPath string xpath = "/html/body/* is equal to the number of children of the body element; whereas the number of elements selected with the XPath string xpath = "/html/body//*" is equal to the total number of descendants of the body element.
press1
The number of elements selected with the XPath string xpath = "/html/body//*" is equal to the number of children of the body element; whereas the number of elements selected with the XPath string xpath = "/html/body/*" is equal to the total number of descendants of the body element.
press2
The number of elements selected by the XPath string xpath = "/*" is equal to the number of root elements within the HTML document, which is typically the 1 html root element.
press3
The number of elements selected by the Xpath string xpath = "//*" is equal to the total number of elements in the entire HTML document.
press4