Brothers or sisters me with this question. and kindly don't give me wrong answer. how might a scientist begin to study the behavior of a spider?

The image below shows a weather service map. which details best describe this map? check all that apply

The structure that houses the cells genetic information.

Many organizations release indexes used to measure the development of the world's countries. as we learned in this lesson, these indexes measure many factors, from life expectancy to happiness. in your opinion, what are the three most important factors we can use to determine how developed a country might be? explain your answers in a few sentences.