Answered

Which of these scientific and technological advances occurred mainly in the twenty-first century?
Select two correct answers. (2 points)
social media
smart phones
the internet
cars



Answer :

arleneshafer12

Answer:

The two scientific and technological advances that occurred mainly in the twenty-first century are:

1. Social media

2. Smartphones

While the internet has been around since the late 20th century, social media platforms and smartphones have seen significant development and widespread adoption in the 21st century. Cars have been around for over a century and are not specific to the 21st century.

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