This development likely occurred at AGE ONE.
Most child are ready for day care at age one. At age one, the child is already developing in language, social and motor skills. It is the developmental stage when the child is ready to learn and explore. At the same time, at this age most babies are still anxious about been separated from their mothers and will cry at any attempt to drop them for strangers or at daycare.
1. A company begins offering web-based shopping for its products.
___technological
2. A company starts offering services in multiple languages.
demographic
3. A company alters its sales protocol to align with the Federal Trade Commission.
___governmental
I'd say the answer would be "a sprained ankle".
Make sure your kids are fed, clothed, clean, and a roof over their heads.