'Line 20, BC32030: '#ElseIf' cannot follow another '#ElseIf' in a conditional compilation block

Imports System
Module ConditionalCompilation
	Sub Main()
		Console.WriteLine("Hello World 1")
	End Sub
#If False
	Sub A()
		Console.WriteLine("Hello World 2")
	End Sub
#ElseIf True
	Sub B()
		Console.WriteLine("Hello World 3")
	End Sub
#Else
	Sub C()
		Console.WriteLine("Hello World 4")
	End Sub
#ElseIf False
	Sub D()
		Console.WriteLine("Hello World 5")
	End Sub
#End If
End Module