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

asked Jun 22, 2021 167k views

4 votes

6.8k points

Please log in or register to add a comment.

1 vote

Answer:

The development of antibiotics and immunizations.

Step-by-step explanation:

Samuraisam answered Jun 26, 2021

6.1k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.1m questions

9.5m answers