17. using C ++ Which of the following two statements is the preferred way to code, and why?

x1 = (-b + sqrt(b * b - 4 * a * c)) / (2 * a);

x1=(-b+sqrt(b*b-4*a*c))/(2*a);}

		The first, because it has no syntax errors
		The second, because it takes minimal space and keystrokes
		The first, because whitespace makes it more readable by the programmer
		The second, because compactness makes it is easier for programmers to read