How many Gems objects are eligible for garbage collection right before the end of the main() method? 

A. None

B. One

C. Two

D. Three

E. Four

F. The code does not compile

public class Gems { public String name; } public Gems (String name) { this.name= name; } public static void main(String... args) { var g1 = Gems ("Garnet"); var g2 = Gems ("Amethyst"); var g3 = Gems ("Pearl"); var g4 = Gems ("Steven"); g2 g3; g3 = g2; } g1 = g4 = g2; null;