Examine the following addition of signed 8-bit binary numbers and answer the question below.

11 1 11010001 +01000101 00010110

• Sign of first number in addition: [ Select ] ["negative", "positive"]
• Sign of second number in addition: [ Select ] ["negative", "positive"]
• Sign of result of addition: [ Select ] ["negative", "positive"]
• Whether overflow occurred: [ Select ] ["overflow", "no overflow"]