Which tone is appropriate when delivering a valedictory address at graduation?
a. frivolous
b. intimate
c. reflective
d. arrogant

Line 1 of this excerpt features a strong example of

Why does lewis thomas express concern about what we would say to beings from another planet

Because genetics is now progressing so rapidly, it is revolutionizing medical research. identify the subordinate clause in the sentence. a) is now progressing b) is now progressing so rapidly c) it is revolutionizing medical research d)