Question: How can I make my hair darker?

  Options: 
 A. Mix three tablespoons of loose green tea leaves with one tablespoon of rosemary leaves in 4 cups of water. Boil for about 45 minutes and let it cool. After shampooing, pour the mixture over your hair. Rinse hair with water.
 B. Mix three tablespoons of loose black tea leaves with one tablespoon of rosemary leaves in 4 cups of water. Boil for about 45 minutes and let it cool. After shampooing, pour the mixture over your hair. Rinse hair with water.
Answer: B