Answer:
The correct answer is that the DNA of human was completely mapped.
Step-by-step explanation:
The Human Genome Project refers to a scientific research project that got started in 1990 and eventually got completed in 2003. The prime objective of the project was to decode the nucleotide sequence of human DNA and to perform identification and mapping of all the genes found in the genome of a human being. It took almost thirteen years to completely determine the sequence of human DNA.