The police should at once be made cautious and put on high alert to prevent any untoward incident. Also, once caught, such criminals ought not to be released. They can be interrogated to detect other criminals. So, only I follows.
Clearly, I is vague because if infected people are shifted to a non-infected area, the infection will spread there as well The remedy is only to fight the disease and restrict its spread. So, only II follows.
Immediately conceding to the employees' demands may entice the employees into black-mailing the management frequently. A better way is to have talks with them and persuade them to end strike. So, only course II follows.
Such a high target can be achieved only by a drastic increase in the number of tourists. The tourists can be attracted only by developing spots worth seeing and providing attractive packages which seem to be a good value-for-money offer to foreign tourists. So, only II follows.
Clearly, internet users should not suffer on account of certain individuals who indulge in internet hacking. However, such wrong-doers ought to be penalised so that there are no hassles in the use of internet. So, only course I follows.
Airlines, being convenient and faster means of transport, people would surely prefer it to the railways if there is a marginal difference between the fares. Hence, a considerable gap between the two fares is a must for the railways. So, course I follows. Following course II would reduce the volume of passengers. Hence, II does not follow.