Raja is studying family change and is focusing on age-related transitions that are socially produced, socially recognized, and shared. he sees aging as a lifelong process influenced by social structure, historical forces, and culture. he is using the perspective

Raja is using the "Life-course" perspective. 

The life course perspective which is also known as life course theory or for short LCT, alludes to perspective including multidisciplinary views to comprehend the psychological, material and social health of people. 

answer; the correct answer to the above statement is to increase the production of milk in a herd of milk cows, the highest producing cows were chosen as the mother;

answer; (true);