In each of the following situations, decide whether the random variable is discrete orcontinuous.

(a) Your web page has five different links, and a user can click on one of the links or can leave the page. You record the length of time that a user spends on the web page before clicking one of the links or leaving thepage.

(b) The number of hits on your webpage.

(c) The yearly income of a visitor to your webpage.