A smartphone app converts spoken English into Spanish.This is similar to the process by which ________ are converted into ________.
A) nitrogenous bases in DNA; nitrogenous bases in mRNA
B) nitrogenous bases in mRNA; a sequence of amino acids
C) amino acids in a protein; nitrogenous bases in tRNA
D) nitrogenous bases in tRNA; nitrogenous bases in mRNA