Imagine a protein that can be independently phosphorylated on any of its 10 tyrosine residues and acetylated on either of its 2 lysine residues. In principle, how many different combinations of these modifications are possible for this protein?
A) 2¹⁰
B) 2²⁰
C) 10¹⁰
D) 12²⁰
E) 2¹²