Let s be an infinite subset of r such that s\ {a} is compact for some a es. then which one of the following is true? (a) s is a connected set b) s contains no l

Let S be an infinite subset of R such that S\ {a} is compact for some a ES. Then which one of the following is TRUE? (A) S is a connected set B) S contains no limit points 2/5 (C) S is a union of open intervals (D) Every sequence in S has a subsequence converging to an element in S