If a mutation changes a complete piece of DNA so that its sequence reads CGACCTCAA instead of CGACCTGAA, which would occur?

Question

a
an amino acid deletion resulting in a shorter protein
b
a base pair substitution resulting in the same protein
c
a frameshift mutation resulting in multiple amino acid changes within the protein
d
a point mutation substitution resulting in a different protein

Answer 1

c
a frameshift mutation resulting in multiple amino acid changes within the protein