Select the letter of the correct answer. What is this article mainly about?
A. New research has created a type of exercise machine that
helps astronauts maintain their strength in space.
B. New research suggests that astronauts should not
exercise one to two hours in space unless they have
enough to eat first.
C. New research suggests that accelerated space aging is
temporary and that astronauts' muscles recover after a
few months back on Earth.
D. New research suggests that extended space missions may
be a problem because astronauts become weak when they
spend months in space.

Acomplex sentence contains . one subject and one verb

Read these sentences from the excerpt: i would sometimes say to them, i wished i could be as free as theywould be when they got to be men. "you will be free as soon as you aretwenty-one, but i am a slave for life! have not l as good a right to befree as you have? how does the use of a rhetorical question advance the author's purposeof showing that all people deserve freedom? it shows the reader that douglass is unsure of hisstatements.it indicates that douglass believes he deserves freedom.oit demonstrates that douglass is questioning his beliefs.it reminds the reader that some questions areunanswerable

The attitude the speaker in this poem holds toward himself can best be described as