12.1212+17.0005 - 9.1103 = ?  Choose the correct choice from the following answers:
A) 20.0015  B) 20.0105  C) 20.0115  D) 20.0114  E) none

Rationale: solution given expression = ( 12.1212 + 17.0005 ) - 9.1103 = ( 29.1217 - 9.1103 ) = 20.0114 . answer d
Answer: D