Task: Question Answering
Input (English): Question: In the replication of eukaryotic DNA the functions that correspond to the gamma (γ) DNA polymerase are: 
 Options:  <1> Translational synthesis of nuclear DNA. <2> Replication and repair of mitochondrial DNA. <3> Initiation of nuclear DNA synthesis. <4> Repair of nuclear DNA. <5> Synthesis of the leading and delayed nuclear DNA chain.
Output (English): 2