Note that printf and scanf use %s to specify a string item. However, when using scant for string, the subsequent string variable is not preceded by a & symbol, in contrast to other variable types like int. A later section explains why (briefly, a char array variable is already an address, namely the address of the first character in the character sequence) 11.2 Strings ACTIVITY Declare a C string named firstName able to store up to 20 characters. Don't initialize the C string Check Show answer 2) Print a string named firstName (use %s) Check Show answer 3) Read an input string into firstName Check Show answer Feedback