Answer:
option A will be the best
Answer:
insufficient strength of the manipulation
Explanation:
The non-significant results may have occurred because of insufficient strength of the manipulation. Since the variable being tested in this scenario had a very slight difference it caused insignificant results. The variable in the study (light bulb) needs to be drastically different in order for it to have an effect on the subjects and provide results that differ. The 100-watt and 125-light bulb provide almost the same luminosity levels.
The answer is: Pre operational stages.
According to piaget's theory, children will started to recognize and learn to manipulate symbols during pre operational stages.
They will start to understand hand gestures, facial expression, and voice intonation that given by other people.
The correct answer is B. Trust, competence and ethos.
The speaker will inspire credibility from the audience when it perceives his or her character and their ethos concerning the topic they are presenting. If they know it really well, they will speak with authority, which will engender trust. Their competence is manifested and it's easier for the audience believe and received what it's being conveyed.