C
Step-by-step explanation:
Add all the marbles, you get 20.
count the number of non-red marbles, you get 15.
Now to find probability, you want a fraction, or a percentage, so either way, you write 15/20.
which simplified is 3/4
21/58.
hope to be marked brainliest
translate k to n and reflect across the line containing jk.