please help ASAP

You are creating an application. In this application, every time a user logs in, the backend server gets that information. One of the requirements is to also send a notification to another application dashboard about this event. What mechanism will you use to get notifications? A) ssh B) RPC C) Webhooks D) SIP E) gRPC Question 22 (2.5 points) Which of the following describes inheritance? A) A hierarchy for functions in Python B) A function only applied to methods being used in another class C) Class attributes and methods used as the starting point for another class D) None of the above What is the standard for indention in Python? A) One tab for each block of code B) Four spaces for each block of code C) One tab and one space per block of code D) One space for each block of code Question 24 (2.5 points) Which of the following is the best option for displaying your current environment variables? A) export $ENV cat B) env cat >env.txt C) env / more D) echo env Which protocol's message structure is shown in the following diagram? A) XML B) SAML C) JSON D) SOAP