The following method is designed to return true if the passed phrase contains either the word cat or dog.

public boolean containsPet$($String input$)\{$

if $($input$.$indexOf$("$cat$")>=0)$

$\{$

return true;

$\}$

else if $($input$.$indexOf$("$dog$")>=0)$

$\{$

return true;

$\}$

else

$\{$

return false;

$\}$

$\}$

Which of the following test cases can be used to show the code does NOT work as intended?