A performing arts center is an iconic building in a certain city. When there are large-scale events, in addition to the usual security entrances and exits, there are also five entrances and exits that are usually not open for emergency situations. The activation of these emergency entrances and exits must follow Which of the following rules: (1) If No.1 is enabled, then No.2 and No.5 must be enabled at the same time. (2) No.3 and No.4 are not allowed to be closed at the same time. So if number 1 is enabled, which of the following is also enabled at the same time? ['Nos.2 and 4.', 'Nos.3 and 5.', ' and 3.', 'Nos.4 and 5.']