Raymond sent a text message to a colleague, telling him that he'd heard there was going to be a layoff the next month. His colleague quickly told his cubicle mate, who shared the information with a friend in the quality department. This is an example of .

the grapevine

Explanation:

In social settings, the grapevine refers to the spread of information from one person to another in an accelerating manner. From 1 person to another 1 person, after that from 2 people to another 2 people, etc). Leading up the the message being overheard by someones that are not meant to be the original receiver of the message.

This is what happen when The news that Raymond meant for one colleague only now spread all the way to the quality department.

experiments.

surveys.

questionnaires.

interviews.

case studies.

participant and non-participant observation.

observational trials.

studies using the delphi method.

the last day of school because i didn’t have to go to school the next day