Who should speak for Earth?

A.) Imagine that astronomers have discovered intelligent life in a nearby star system. Imagine you are part of a group submitting a proposal for who on Earth should speak for the planet and what 50-word message should be conveyed. Be sure to answer all three questions below, if you choose this option.


(A) Who should speak for Earth and why?

(B) What should this person say in 50 words?

(C) Why is this message the most important compared to other things that could be said?