Answer:
The first one does not work, the second one does. 
Explanation:
Use the triangle inequality formula: 
a = 15
b = 37
c = 53 
15 + 37 > 53 No
It does not work.
a = 9
b = 16 
c = 8 
9 + 16 > 8 Yes
9 + 8 > 16 Yes
16 + 8 > 9 Yes
The first one does not work, the second one does. 
Hope this helps! <3