Answer:
When we help others, our moods and self-evaluation change only slightly if at all
Explanation:
Communal relations are those where a person bears obligation for the wellbeing for his or her partner
In addition, our emotions improve whenever we support someone in a communal relationship.
Situational influences, i think
Answer: A systematic sampling method.
Explanation.
The purpose s to obtain data that closely resembles that of the entire population. Because this is impractical, random sampling is used.
After determining what a reasonable sample size will be, the size of the population is divided by the sample size to obtain a sampling interval.
The random sample is obtained from the population at the calculated sampling interval.