$3\mathrm{.}13$ Write a single pseudocode statement that indicates each of the following:

a$)$ Display the message "Enter two numbers".

b$)$ Assign the sum of variables $x,y,$ and $z$ to variable $p.$

c$)$ Test the following condition in an if$...$e$1$ se selection statement: The current value of variable $m$ is greater than twice the current value of variable $v.$

d$)$ Obtain values for variables $s,r,$ and $t$ from the keyboard.