1) What will be the output of the following set of code? static void Main(string[] args) { float a = 20.4f; int b = 15; float c; c = a * (b + a) / (a - b); Console.WriteLine("result is :" + c); Console.ReadLine(); } A) 133.7333 B) 132.7333 C) 135.7333 D) 133.76 Answer: Option AExplanation:First (b+a) is calculated. Then this expression is multiplied by operand ‘a’ i.e a (b+a) and the whole result of numerator is combined and divided by denominator expression (a – b) .