Write a program that reads characters from the keyboard until a period is received. Have the program count the number of spaces. Report the total at the end of the program. Suppose c is a variable of...

Write a program that reads characters from the keyboard until a period is received. Have the program count the number of spaces. Report the total at the end of the program.

Suppose c is a variable of type char. How would you test whether the value of c is the single quote character?