Which property states that if a≡b(modn)a \equiv b \pmod na≡b(modn) and c≡d(modn)c \equiv d \pmod nc≡d(modn), then a+c≡b+d(modn)a+c \equiv b+d \pmod na+c≡b+d(modn)?
Additive property
Transitive property
Reflexive property
Multiplicative property