Which statements is unnecessary inside the unit test for thecustom controller? a developer has a single custom controller class that works with a visualforce to support creating and editing multiple objects. the wizard accepts data from user inputs across multiple visualforce pages and from a parameter on the initial url.
a. apexpages..put(‘input’,’testvalue’)
b. string nextpage = controller.();
c. public extendedcontroller(apexpages. standardcontroller cntrl) {}
d. test. setcurrentpage(pageref)