Because Germany <span>instituted its policy of unrestricted submarine warfare.</span>
It is the basis of classifying different disorders.
The psychologist also stated that disorders are caused by different factors,some hereditary,and others acquired.
Sociology is the systematic study of society and social interaction. In order to carry out their studies, sociologists identify cultural patterns and social forces and determine how they affect individuals and groups.
Based on the situation described above, Cornelius and Caspi (1987) found that "<u>performance on the Everyday Problem-Solving Inventory and verbal ability test increased with age."</u>
Cornelius and Caspi (<em>1987</em>) conducted psychological research on "Every day problem-solving in adulthood and old age."
Following the completion of the research, various conclusions were found. These findings include the following:
- Performance on a traditional problem-solving test decreased after middle age;
- Education is not related to everyday problem-solving;
- Education is highly related to verbal ability;
- Education is averagely related to traditional problem-solving.
Hence, in this case, it is concluded that the correct answer is "performance on the Everyday Problem-Solving Inventory and verbal ability test increased with age."
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