Which of the following are compact spaces? (a) S" with a finite number of points removed. (b) The rational numbers Q (c) the torus with an open disc removed. (d) The Klein bottle. (e) the Mobius strip with its boundary circle removed.

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Which of the following are compact spaces?
(a) S" with a finite number of points removed.
(b) The rational numbers Q
(c) the torus with an open disc removed.
(d) The Klein bottle.
(e) the Mobius strip with its boundary circle removed.
Transcribed Image Text:Which of the following are compact spaces? (a) S" with a finite number of points removed. (b) The rational numbers Q (c) the torus with an open disc removed. (d) The Klein bottle. (e) the Mobius strip with its boundary circle removed.
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