You need to eliminate unnecessary header data, minimize latency, and transmit data over a full‐ duplex connection

You are developing an ASP.NET MVC application that displays stock market information.
The stock market information updates frequently and must be displayed in real‐time.
You need to eliminate unnecessary header data, minimize latency, and transmit data over a full‐
duplex connection.
What should you do?

A.
Implement long‐running HTTP requests.

B.
Instantiate a MessageChannel object on the client.

C.
Implement WebSockets protocol on the client and the server.

D.
Configure polling from the browser.