Which of the following is a criticism of the family life cycle model?
it is too broad and accounts for too many aspects of family.
it is too narrowly focused on a sequence of stages.
it does not serve a practical purpose for studying family behavior.
it is not based on comprehensive research.

the correct answer is it is too narrowly focused on a sequence of stages.

Explanation: The family life cycle is a series of stages through which a family may pass over time. Typical stages in family development include the periods of a single young adult, a newly married couple, a family with young children, a family with adolescents, launching the children, and a family in later life.

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.