Given the data structure created by the following: >> people (3) struct ( ' Name ' , ' Bobbie ' , 'Age ' , 23) ; >>people (2)struct ('Name, 'Sue',"Age',33) >>people(1) struct ('Name',Javier', 'Age',8) Check all of the following expressions that are valid: people (2) people (3) .Age people (1) .Name (2) O tpeople.Age]