Element is not currently visible and so may not be interacte

Exception in thread "main" org.openqa.selenium.ElementNotVisibleException: Element is not currently visible and so may not be interacted with.
I am selecting a dropdown values at that time this error was occur.

Code:
Driver.findElement(By.xpath("//select")).click();
new Select(Driver.findElement(By.xpath("//select"))).selectByVisibleText("Dealer");
Driver.findElement(By.cssSelector("option[value=\"Dealer\"]")).click();