I need help with angle stuff. Its 30 points.

What information does a survey provide? a. an accurate description of the population surveyed b. whether there is a predictive relationship between two variables? c. whether there is a cause-and-effect relationship between two variables d. none

Ap psychology question, will make brainliest! apply what you know about the brain to the following situation: what parts of the brain would you be using if you were riding your bicycle down a mountain while drinking water and it is raining?

Ineed asap! i need to finish a lab report but i don't understand this if starch +saliva treated with vinegar(acid ) what does indicate?