$($TCO $2)$ Which one of the following is an action of the ProductController class?

public class ProductController : Controller

$\{$

public IActionResult List$()$

$\{$

ViewBag.Description $=$ "Gibson Les Paul";

ViewBag.Price $=699\mathrm{.}99$;

return View$()$;

$\}$

$\}$

Group of answer choices

List$()$

IActionResult

ViewBag

View$()$