Perform the Addition or Subtraction and Write the Result in Standard

Multiple Choice

Perform the addition or subtraction and write the result in standard form.
$$- ( 7.2 - 12.3 i ) - ( 8.1 - \sqrt { - 1.21 } )$$

A) $- 15.3 + 13.4 i$
B) $0.9 + 13.4 i$
C) $- 0.9 + 11.2 i$
D) $- 15.3 + 11.2 i$
E) $15.3 + 13.4 i$