B is the answer hopefully is accurate
To answer this we would the answer choices.
Answer:
An allele is a viable DNA (deoxyribonucleic acid) coding that occupies a given locus on a chromosome. Usually alleles are sequences that code for a gene, but sometimes the term is used to refer to a non-gene sequence. An individual's genotype for that gene is the set of alleles it happens to possess.
Autotroph is an organism that can produce its own food using water ......
But because Autotrophs produce their own food , they are sometimes called producers .
So you can say Autotroph or producer .
Is that help my friend ?