Which of the following is a primitive Pythagorean triple (i.e., gcd(a,b,c)=1\gcd(a,b,c) = 1gcd(a,b,c)=1)?
(3,4,5)(3, 4, 5)(3,4,5)
(6,8,10)(6, 8, 10)(6,8,10)
(5,12,13)(5, 12, 13)(5,12,13)
(8,15,17)(8, 15, 17)(8,15,17)