You are building a dating service web site. Part of the form to submit a client’s profile is a groupIIof radio buttons for the person’s hobbies：
20.<input type=’radio’ name=’hobbyEnum’ value=’HIKING’>Hiking <br>
21.<input type=’radio’ name=’hobbyEnum’ value=’SKIING’>Skiing <br>
22.<input type=’radio’ name=’hobbyEnum’ value=’SCUBA’>SCUBA Diving
23.<!-- and more options -->
After the user submits this form， a confirmation screen is displayed with these hobbies listed. Assume thatan application-scoped variable， hobbies， holds a map between the Hobby enumerated type and the displayname.
Which EL code snippet will display Nth element of the user’s selected hobbies？（）

A web application allows the HTML title banner to be set using a servlet context initialization parametercalled titleStr.
Which two properly set the title in this scenario？（）