What words does the author use to emphasize the concept of outer space as an eternal frontier?

Question

A. all that has gone before was preliminary

B.everlasting challenge to explorers

C.the line that separates the known from the unknown

D.mankind is not bound by its atmospheric envelope

I honestly don't know the answer, correct me if I'm wrong is it B?

Answer 1

I honestly don't know because you haven't deigned to tell us the name of the essay nor the name of its author.

Answer 2

Well, the name of the essay is "Conversational Ballgames" by Nancy Masterson Sakamoto.

Answer 3

This doesn't match the questions.

https://www.saintdorothy.org/documents/2015/1/Conversational_Ballgames.pdf

Answer 4

any updates i really need help

Answer 5

ok I don't know the answers yet and I can't find anyone else who does, so I will give the test my best shot and then I will give you guys the correct answers (this is meant for @me because he/she really needs help, but also for others)

Answer 6

B
D
A
C
C
D
B
B
C
D
C
A
A
A
A
B
100% for connexus Exploring Ideas Practice

-Ａｎｉｍｅ　押塩因

Answer 7

I did this so you guys can get a good grade ♡
-Your Fellow weeb: Ａｎｉｍｅ　押塩因

Answer 8

confirming for "Conversational Ballgames"
B
D
A
C
C
D
B
B
C
D
C
A
A
A
A
B
100% conections

Answer 9

A n i m e and Juliana are correct 100%

Answer 10

Thank you so much, Anime!