HELP WILL GIVE BRANLIEST AND EXTRA POINTS! Please give an explanation

Answer:
C. 82/3 is the correct answer
Step-by-step explanation:
A. √27 is incorrect because it is equal to 5.2
B. 5^2 is incorrect because it is equal to 25
D. √602 is incorrect because it is equal to 24.5
soooo...
The only correct answer is C. 82/3 because it equals 27 1/3 or 27.3
Hope this helps!