gistfile1.txt

require "pp"

# data = File.read("exam.txt")

require "strscan"
# data = "123. This is a question A Option One B Option two C Danke D Nope"
data = "This is stuff 1. Number one 2. Number two 5. End of line"


scanner = StringScanner.new(data)

while option = scanner.scan(/ (\d+)\. /m) 
  puts "Option: #{scanner.scan_until(/(?= (\d+)\. )/m) || scanner.rest}"
end