<span>Testing for intelligence at multiple ages at one point in time is cross-sectional research. The goal of this type of research is to provide data on the whole population under study. This type of study is less costly than other forms of study.</span>
Answer:
The correct answer is letter "D": Autonomy-connection.
Explanation:
The autonomy-connection tension is a type of discrepancy that arises at different stages during a relationship because spouses feel the need for being on their own but accompanied at the same time. This issue arises moreover in families with children when the spouses do not want to give up their families but miss certain aspects of their single lives.
