What is your best idea for an April Fool's prank? (This is mine: https://www. yaymath. org/aprilfools)

In which research method does a researcher change the value of one variable to determine how the change affects another variable? a. experiment b. observational research c. survey d. case study

60+ points answer in 4+ sentences] part a) which issue do you think was most important in the concord city election? part b) explain your choice

According to thorstein veblen, a successful businessman would be most likely to demonstrate his worth to others by: