Labor-saving devices are inventions that reduce the time and effort needed to perform or complete a task. Farm equipment, home appliances and construction equipment are examples of mechanical inventions that save time and physical labor.
I believe that the answer is C, or It is correct because it indicates that Callie is not friendly today.
You will feel better about yourself and your overall lifestyle will change to be better.
d. intrapersonal communication
The word <em>intrapersonal</em> means "with one's self". When you talk to yourself, you show an example of intrapersonal communication.