The Arithmetic Overflow in the 2's- Complement Addition Problem of 100001

Multiple Choice

The arithmetic overflow in the 2's- complement addition problem of 100001 + 100010 should be:

A) no cause for suspicion because the sign bit often changes during the addition process.
B) disregarded because the sum is small enough to fit in five magnitude bits.
C) disregarded because negative values are being added.
D) a cause for suspicion because the sign bit of the sum does not match the sign of the addend and augend.