Answer:
I say when u don't know the answer completly.
Answer:
B
binary numbers
Explanation:
because she does not know what they mean it can be data or information but we are not sure so the best answer is B.
Explanation:
do u mean screen reading as in reading books in ur mobile ?
if so then disadvantage is the amount of eye strain u get staring into the screen
and advantage is the portability.