Question 4 (1 point)
Scientists say it could take at least 1,500 years before humans make contact with species of aliens, or for them to communicate with or find us
Astronomers from Cornell University in the USA combined two existing theories about the possibility of life existing on other planets to form a new
equation. One of these theories is the Fermi Paradox described by physicist Enrico Fermi in 1950. This states that while billions of Earth-like planets
exist in our galaxy, not one has made contact with Earth yet. The other is the mediocrity principle, which suggests that because there is life on Earth, it
will typically exist on Earth-like planets throughout the universe
If you were asked to give a valid opinion about this paragraph; what parts of your opinion must be included to be valid?
a
Ob
O C
Od
State what you are thinking with evidence from the text.
State what I am thinking.
State what the author is thinking,
Stare exactly what the text says.