D, because it compares using like
Answer:
The correct answer is: D - There are numerous examples of the ways scientists work to make people's lives better.
Have a great day! :D
Simple....
A few good ways to talk about yourself--->>>
To mention a few things...you could talk about your personality, your hobbies, what kind of a person you are (charismatic, intriguing), what you love to eat, your family, just you in general; don't be shy...it's you you're talking about, and you know yourself more than anyone else!
Thus, your answer.
Three They are all pretty un-important to the rest of the story. Why didn't you just google this?
The past influences the present what has been lost can be regained.