language is in ruby?

Create an instance of the following Person class, set its name attribute to any value you like, and use its instance variable to complete the greeting method. 13 1, class Personi 2attr accessor :name 3def greeting 4 5 puts "hi, my name is #{name}" 6end 7end # @natee 9 some person person. new 10 some person name"MyName" 11 some person. p 12 13 14 Reset Name Error: undefined local variable or method person" for main:Object line 9: in main' 14. Using an array, double each of the following values and print each result values [1.1. 10 4.55, 30004, 0.2]