Check out example codes for "c# initialize list of objects". It will help you in understanding the concepts better.

Code Example 1

var list = new List<string> {
  "test1",
  "test2",
  "test3"
};

Code Example 2

List<Cat> moreCats = new List<Cat>
{
    new Cat{ Name = "Furrytail", Age=5 },
    new Cat{ Name = "Peaches", Age=4 },
    null
};

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