Question

Which study is a survey? watching the construction of two buildings in your neighborhood and noting which one gets completed first making a group of people read with red or green lighting to see which one they read faster with taking a group of children to an ice-cream parlor and giving them new flavors of ice cream to see how quickly they eat their treats asking a group of randomly selected employees how happy they are with the new employee policy

Answer 1

asking a group of randomly selected employees how happy they are with the new employee policy

Explanation:

Answer 2

Correct me if I'm wrong but I'm pretty sure it's "asking a group of randomly selected employees how happy they are with the new employee policy"