Answer:
A. public void printinfoo(){
System.out.printin("chromosomes:" + this.chromosomes);
System.out.printin("rna:" + this.rna);
System.out.printin("h2o:"+this.h20);
Explanation:
The System.out.printin() function is used in Java to print out the output of a program. The first option prints out its output while the other options return the result of their function.