Answer:
B and C
Step-by-step explanation:
The 2 smallest numbers have to add up to be bigger then the largest number in the set for it to be a triangle! I hope this helps!
Step-by-step explanation:
1. 5,11,17,23,29,35
Common difference is 6
3. 8,21,34, 47,60
Common difference is 13
5. 5,10,15,20,25
Common difference is 5