The correct answer is A) life expectancies are higher due to medical advances.
One way that the world has changed in recent decades as a result of science and technology is that life expectancies are higher due to medical advances.
Human life expand has increased due to technological advancements. Nowadays is common to find people living until 85 to 90 years. Better medicines, better treatments, and good nutrition have helped humans to live more and the most important thing, with a better quality of life. Technology has created new tools, hardware, and software that is used in hospitals to treat diseases and improving surgical procedures.