(5 points) Decide, without calculation, if each of the integrals below are positive, negative, or zero. Let D be the region inside the unit circle centered at the origin. Let T, B, R, and L denote the regions enclosed by the top half, the bottom half, the right half, and the left half of unit circle, respectively. ? ? Positive Negative Zero ? redA 1. // T. ff R 2. [[ ze² dA redA 3. T L zedA ? ? ▼ ▼ 4. D redA 5. If re² dA B