What is a key difference between prokaryote genomes and the genomes of multicellular eukaryotes?

A) Multicellular eukaryote genomes have a greater number of protein-coding genes than prokaryote genomes.
B) Prokaryote genomes have more introns than multicellular eukaryote genomes.
C) Multicellular eukaryote genomes have larger intergenic regions than prokaryote genomes.
D) There are more mobile genetic elements in prokaryote genomes than in multicellular eukaryote genomes.