Done

lib/introduction.rb

@@ -3,6 +3,23 @@
 # thing is NOT to "complete labs," the important thing is to learn the skills you need
 # in order to complete the rest of this course and be ready for the next course!
 
+def introduction(name)
+  puts "Hi, my name is #{name}."
+end
+
+introduction("Josh")
+
+def introduction_with_language(name, language)
+  puts "Hi, my name is #{name} and I am learning to program in #{language}."
+end
+
+introduction_with_language("Miake", "Python")
+
+def introduction_with_language_optional(name, language = "Ruby")
+  puts "Hi, my name is #{name} and I am learning to program in #{language}."
+end
+
+introduction_with_language_optional("Maria")