They are important skills because you need to be able to balance taking care of your kids and being able to take good care of your self as well like keeping hydrated,exercising,eating healthy, and maintaining a healthy relationship with yourself and others .
Science and technology is co-related with health, population and environment. They are the significant means of development process. It's making the human life more comfortable and productive invention of various technology has made the treatment of health easy and reliable.
I'm going to say B because the other answers just don't seem to make sense.
Consuming contaminated foods or beverages
D is the answer for your question