How To Select Dropdown In Selenium C#?

Multiple select in Selenium C#.cs

[Test]
public void ValidateMultipleSelection()
{
    driver.Navigate().GoToUrl("https://www.lambdatest.com/selenium-playground/select-dropdown-demo");
    string[] selectedStates = { "Florida", "New York", "Texas" };
    var multiSelect = new SelectElement(driver.FindElement(By.Id("multi-select")));
    Assert.IsTrue(multiSelect.IsMultiple, "The Select does not allow multiple selection.");
    foreach (var state in selectedStates)
    {
        multiSelect.SelectByText(state);
    }
    multiSelect.DeselectAll();
}