Lasers produce powerful, focused light that does not spread out with distance, which makes them very useful in manufacturing, communication, and medical
technologies. In surgical procedures, laser scalpels are sometimes used instead of traditional scalpels or knives. Because lasers can cut tissue without physically
touching it, they do not transmit infection. Laser scalpels also cause less scarring,

Why does the author use complex sentences?

A
to demonstrate the need for more research about lasers
B. to demonstrate an awareness of alternatives to lasers
C.
to connect related ideas about the uses and characteristics of lasers
D.
to illustrate the complicated nature of lasers in a variety of fields.

8. "caged bird" right now, i feel like a bird caged without a key everyone comes to stare at me with so much joy and reverie they don't know how i feel inside through my smile, i cry they don't know what they're doing to me keeping me from flying that's why i say i know why the caged bird sings only joy comes from song she's so rare and beautiful to others why not just set her free? so she can fly, fly, fly spreading her wings and her song let her fly, fly fly for the whole world to see she's like caged bird fly, fly ooh just let her fly just let her fly just let her fly spread the wings spread the beauty what is the allusion found in the poem? question 8 options: a) alicia keys b) i know why the caged bird sings c) spreading her wings and her song d) fly, fly, fly