Which expression has a value of 2, using only four 4s and any of the following : + , – , · , ÷, exponents, and/or parentheses

A. (4+4) + (4÷4)

B. (4÷4) · (4÷4)

C. (4÷4) ÷ (4÷4)

D. (4÷4) + (4÷4)