consider the follow incomplete code. indicate which of the following code $($iii$)$ will correctly remove the elements from stackClass?

#include

#include int

main$()$

$\{$ std::stackstackClass;

stackClass.push$("$John$")$;

stackClass.push$("$Peter$")$;

stackClass.push$("$Mary$")$;

$\backslash \backslash ...($iii$)$ code should go here to empty the stack

return $0$;

$\}$

a$.$ while $(!$stackClass.empty$())$

$\{$stackClass$.$pop$()$;$\}$

b$.$ stackClass.empty$()$;

c$.$ while $($stackClass$.$isNotEmptySteack$())$

$\{$stackClass$.$pop$()$;$\}$

d$.$ while $(!$stackClass.isEmptyStack$())$

$\{$ stackClass.delete$()$;$\}$

e$.$ none of the options provided