Which of the following statesments is correct about black holes ?
a. black holes cannot be seen because light cannot escape from them.
b. black holes will produce new stars
c. a black hole is begining of a star's life cycle
d. black holes are stars that are too bright to be seen safely.

What is the first step in creating a maintenance ?

Simon says is a memory game where "simon" outputs a sequence of 10 characters (r, g, b, y) and the user must repeat the sequence. create a for loop that compares the two strings starting from index 0. for each match, add one point to userscore. upon a mismatch, exit the loop using a break statement. assume simonpattern and userpattern are always the same length. ex: the following patterns yield a userscore of 4: simonpattern: rrgbryybgy userpattern: rrgbbrybgy

The basic work area of the computer is it screen that you when you first fire up your computer