which is a frameshift mutation? substitution nonsense silent deletion

which is a frameshift mutation? substitution nonsense silent deletion
Answer
Brief Explanations:
A frameshift mutation is caused by an insertion or deletion of nucleotides that shifts the reading - frame of the genetic code. Substitution is a point - mutation changing one base. Nonsense mutations create a stop codon prematurely. Silent mutations do not change the amino - acid sequence. Deletion can cause a shift in the reading frame.
Answer:
D. deletion