[Solved] What is the output of this C# code?string a = "Hello";string b = "World";string c = a + ", " + b + "!";Console.WriteLine(c); | C Sharp (C#)

C Sharp (C#) - Strings and StringBuilder

What is the output of this C# code?

string a = "Hello";
string b = "World";
string c = a + ", " + b + "!";
Console.WriteLine(c);

AHello, World!

BHello World!

CHello,World!

DHelloWorld!

Step-by-Step Solution

Solution:

Step 1: Analyze string concatenation parts
The code joins "Hello", ", ", "World", and "!" in order, so the result is "Hello, World!".
Step 2: Confirm output of Console.WriteLine
Console.WriteLine prints the combined string exactly as concatenated.
Final Answer:
Hello, World! -> Option A
Quick Check:
Strings + punctuation join as typed [OK]

Quick Trick: Watch spaces and punctuation in concatenation [OK]

Common Mistakes:

MISTAKES

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