Which of the following statements is correct regarding the process of replication in E. coli?

1. A
   The DNA-dependent RNA polymerase catalyzes polymerization in one direction, $5^{\prime }\to 3^{\prime }$.
2. B
   The DNA-dependent DNA polymerase catalyzes polymerization in both $5^{\prime }\to 3^{\prime }$ and $3^{\prime }\to 5^{\prime }$ directions.
3. C
   The DNA-dependent DNA polymerase catalyzes polymerization in the $5^{\prime }\to 3^{\prime }$ direction.
4. D
   The DNA-dependent DNA polymerase catalyzes polymerization in one direction, $3^{\prime }\to 5^{\prime }$.