The correct answers are 1 and 2. A scientist is guided by their curiosity. The investigation allows the scientist´s curiosity to develop studies through both objective and subjective questions. The scientist goes beyond the answers, they seek to understand why and the impact of the answers.
Running after school
Exercise and other physical activity produce endorphins—chemicals in the brain that act as natural painkillers—and also improve the ability to sleep, which in turn reduces stress.
C i think You have to look more into it though
18 percent of people in Switzerland are French.
Its D for sure i was stuck on this one
