Let R$1=\{(1,2),(2,3),(3,4)\}$ and R$2=\{(1,1),(1,2),(2,1),(2,2),(2,3),(3,1),(3,2),(3,3)(3,4)\}$ be relations from $\{1,2,3\}$ to $\{1,2,3,4\}$

R$1$ mc$014-1.$jpg R$2=\_\_\_\_\_\_\_\_\_\_$

a$.\{(1,1),(1,2),(2,1),(2,2),(2,3),(3,1),(3,2),(3,3)(3,4)\}$

b$.\{(1,0),(1,2),(2,1),(2,2),(2,3),(3,1),(3,2)\}$

c$.\{(2,2),(3,1),(3,2),(3,3)(3,4)\}$

d$.\{(1,2),(2,3),(3,4)\}$