Determine if the sentence is true based on the text below. Choose from options.
National pension systems currently adopted in Europe are in difficulties.

Nevertheless, increased longevity and falling birth rates are major factors making many state pension systems across Europe unsustainable in their present form. Some member states have already introduced major reforms (e.g. Germany, France and Austria) others have continued to adapt their existing systems.
Options are: 1. yes. 2. no.
1.