Based on the information provided within the question it can be said that the two answers that are modern examples of Biotechnology are Bioremediation and Recombinant DNA technology. This is because Biotechnology refers to using living organisms or their products in order to solve a problem for human benefit. Which both of these manage to do just that.
For number one the answer is Punnet square. For number two the answer is first generation and for number three the answer is TT so letter D! I hope this helps you!