baemae6229 baemae6229
  • 13-02-2020
  • Social Studies
contestada

What is the most significant reason for the dramatic increase in expected life span over the last 100 years?

Respuesta :

chidinmakpaduwa
chidinmakpaduwa chidinmakpaduwa
  • 13-02-2020

Answer:

The development of antibiotics and immunizations.

Explanation:

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