Which of these integers xxx satisfy x2≡0(mod25)x^2 \equiv 0 \pmod{25}x2≡0(mod25)?
x≡0(mod5)x \equiv 0 \pmod{5}x≡0(mod5)
x≡0(mod25)x \equiv 0 \pmod{25}x≡0(mod25)
x≡5(mod25)x \equiv 5 \pmod{25}x≡5(mod25)
x≡10(mod25)x \equiv 10 \pmod{25}x≡10(mod25)