One of the author’s purposes in the code book is to explain different types of codebreaking to his readers. which line best demonstrates this purpose? a theoretical breakthrough would be a fundamentally new way of finding alice's private key mathematicians have been studying factoring for centuries, and modern factoring techniques are not significantly better than ancient techniques a more recent development is the so-called tempest attack, which aims to detect the electromagnetic signals emitted . . in a computer's display unit if scientists could build a quantum computer, it would be able to perform calculations with . . enormous speed

i think the answer is c.  

answer by yourhope:

hi! : )

what is the meaning of the word superfluous in this sentence?

uneeded!

have a beautiful day~

waves come crashing to grey sullen shores.

powerful and strong, it breathes and roars.

cascading and caressing each grain of sand,

a warm embrace between sea and land.

high above, a seagull soars high.

wings of purity it spreads to fly.

battling high against darkened cloud,

in a wind that blows fiercely, flying graceful and proud.

beneath, the sand is soft and warm.

sculpted by nature, it's weathered the storm.

a passionate battle between calmness and rage,

a new chapter's beginning; don't turn the last page.

i listen again to the whispering waves,

music of nature calming and brave.

its power unknown, its stillness untamed,

mysterious and magical, a treasure earth claims.

plz mark brainliest

explanation: