Question

cash for babies, rising retirement ages, and family-friendly work place policies are all caused by europes declining
choose...
birth rates
living standards
life expectancies
migration streams

Explanation:

Policies like cash incentives for having children, raising retirement ages, and family-friendly workplace rules are direct responses to falling birth rates in Europe. Declining birth rates lead to an aging population, labor shortages, and strain on pension systems, which these policies aim to address.

Answer:

birth rates