MCQOPTIONS
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| 1. |
A region S is ____ , iff for any x1 and x2 in S, the straight line segment connecting x1 and x2 is also contained in S. |
| A. | concave |
| B. | convex |
| C. | self-intersecting |
| D. | polygon with hole |
| Answer» C. self-intersecting | |