Which of the following is a valid output statement in C language?

display("Hello");

output("Hello");

print("Hello");

printf("Hello");

The valid output statement in C language among the given options is printf("Hello");.

In C programming, the printf() function is the standard library function used to display formatted output on the console.

It is part of the stdio.h header file, which needs to be included in your C program using #include <stdio.h>.

Options A, B, and C (display(), output(), print()) are not standard C library functions for outputting text to the console.