README.md in interactive-0.4.0 vs README.md in interactive-0.5.0

@@ -152,9 +152,47 @@
   0 -- /some/path
   1 -- /some/other/path
   c -- cancel
 ```
 
+### Question#reask
+```ruby
+
+require 'interactive'
+include Interactive
+
+outer_question = Question.new do |q|
+  q.question = "What do you want to do?"
+  q.options = [:eat, :sleep, :bathe]
+end
+
+inner_question = Question.new do |q|
+  q.question = "What do you want to eat?"
+  q.options = [:spaghetti, :mac_and_cheese, :back]
+end
+
+outer_question.ask do |outer_response|
+  if outer_response.eat?
+    inner_question.ask do |inner_response|
+      if inner_response.back?
+        outer_question.reask!
+      end
+    end
+  end
+end
+```
+
+Assume we answer `e` and `b`, for `eat` and `back`:
+
+```
+What do you want to do? [e/s/b]
+e
+What do you want to eat? [s/m/b]
+b
+What do you want to do? [e/s/b]
+...
+```
+
 ## Development
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `bin/console` for an interactive prompt that will allow you to experiment.
 
 To install this gem onto your local machine, run `bundle exec rake install`. To release a new version, update the version number in `version.rb`, and then run `bundle exec rake release` to create a git tag for the version, push git commits and tags, and push the `.gem` file to [rubygems.org](https://rubygems.org).