Which Statement Is TRUE

Which statement is TRUE?

A) Introns are the exception rather than the rule in eukaryotic encoding genes, and the lower eukaryotes have fewer and smaller introns than the higher eukaryotes.
B) Essentially all eukaryotic encoding genes have introns, and the higher eukaryotes have more introns than the lower eukaryotes.
C) Essentially all eukaryotic encoding genes have introns, and the lower eukaryotes have fewer introns than the higher eukaryotes.
D) Introns are the exception rather than the rule in eukaryotic encoding genes, and the higher eukaryotes have fewer and smaller introns than the lower eukaryotes.