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519a32a6b11c0fd04f000000::1::5::criticalthinking8e_ch5_1::english::May-20-2013 02:26:46::S01IOiBSZW1vdmUgIltpbnNlcnQgdmlkZW8gaGVyZV0iIC0tIHVubGVzcywgQWRhbSwgdGhlcmUgaXMgaW4gZmFjdCBhIHZpZGVvIGZvciB0aGlzIHBhZ2UuLj8=

519a3180b11c0fb94f000000::1::0::criticalthinking8e_ch0_0::english::May-20-2013 02:21:52::S01IOiBJIHdvdWxkIHJlY29tbWVuZCB0YWtpbmcgdGhlIGJyYWNrZXRzICgiWyBdIikgb3V0IG9mIHRoZSAiU291cmNlIiBsaW5lIGZvciBlYWNoIHJlYWRpbmcuIAoKQWxzbyByZW1vdmUgIihmaWxlIG9uIGhhbmQpIiBpbiBzb21lIGNhc2VzLCBzdWNoIGFzIHRoZSBCYXJhY2sgT2JhbWEgc3BlZWNoKS4KCkFEQU06IEkgd291bGQgbGlrZSB0byByZW1vdmUgdGhlIGVudGlyZSBjb250ZW50cyBvZiB0aGUgYnJhY2tldHMuIEkgaGFkIHRoaXMgaW4gdGhlcmUgZm9yIHJlZmVyZW5jZS4gSSBkb24ndCB0aGluayBpdCBzaG91bGQgYWN0dWFsbHkgYmUgc2V0Lg==

519a334fb11c0fc64f000000::1::8::criticalthinking8e_ch8_3::english::May-20-2013 02:29:35::S01IOiBUaGUgcGFyYWdyYXBoIG51bWJlciAiMTAiIGlzIG5vdCBhbGlnbmVkIHRvIHRoZSByaWdodC4=

519a33b3b11c0f2b4f000003::1::8::criticalthinking8e_ch8_4::english::May-20-2013 02:31:15::S01IOiBJbiB0aGUgaGVhZG5vdGUsIHRoZSBudW1iZXJlZCBxdWVzdGlvbnMgKDEsIDIsIGFuZCAzKSBhcmUgbnVtYmVyZWQgdHdpY2UuIEkgd291bGQgZGl0Y2ggdGhlIGl0YWxpY2l6ZWQgbnVtYmVycy4=

519a33b3b11c0fdc4f000000::1::8::criticalthinking8e_ch8_4::english::May-20-2013 02:31:15::S01IOiBJbiB0aGUgaGVhZG5vdGUsIHRoZSBudW1iZXJlZCBxdWVzdGlvbnMgKDEsIDIsIGFuZCAzKSBhcmUgbnVtYmVyZWQgdHdpY2UuIEkgd291bGQgZGl0Y2ggdGhlIGl0YWxpY2l6ZWQgbnVtYmVycy4=

519a33f1b11c0fdd4f000000::1::8::criticalthinking8e_ch8_4::english::May-20-2013 02:32:17::S01IOiBBZGFtLCBJIGRvbid0IGtub3cgaWYgeW91IGNhcmUsIGJ1dCB0aGUgdGl0bGVzIG9mIHRoZSAiZnVydGhlciBhcmd1bWVudHMiIGFyZSBpbiBpdGFsaWNzLCBhbmQgdGhlIHRpdGxlcyBvZiB0aGUgcmVhZGluZ3MgYXJlIG5vdC4=

519a347ab11c0fe14f000000::1::8::criticalthinking8e_ch8_8::english::May-20-2013 02:34:34::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

519a37d1b11c0fdc4f000001::1::1::criticalthinking8e_ch1_1::english::May-20-2013 02:48:49::QURBTTogT3hmYW0gaGFzIGFza2VkIHVzIHRvIG1ha2UgYSBmZXcgZWRpdHMuIAoKMS4gQWxsIHJlZmVyZW5jZXMgdG8gIk94ZmFtIEludGVybmF0aW9uYWwiIHNob3VsZCBiZSBjaGFuZ2VkIHRvIGp1c3QgIk94ZmFtIi4KMi4gVGhlIFVSTCBmb3IgT3hmYW0gSW50ZXJuYXRpb25hbCAod3d3Lm94ZmFtLm9yZykgc2hvdWxkIGJlIGNoYW5nZWQgdG8gd3d3Lm94ZmFtYW1lcmljYS5vcmcu