OPTIONS:
[a]. Larger carry-on bags may require even more items than smaller ones due to bulkier baggage rules. This varies depending on what country you are headed for.;
[b]. Some airlines may only allow ladies to carry 5 bags. Others may allow women to take up to 10, but check bags are generally a little smaller compared to dsl bags at domestic airlines.;
[c]. Check the requirements for the airline with which you will travel to learn how big your carry-on bag can be. Remember that certain items are only permissible when packed in a checked bag.;
[d]. However, under general protocol, if you plan to travel on an overnight plane, you will need a carry-on bag. This is a traditional bag with four compartments.;Choose from options above and answer: What most naturally follows?

How to travel when flying on a plane
Determine whether you need just a carry-on item or if you also need a checked bag.
Depending on how long you will be traveling or what types of items you are packing, figure out what types of luggage you need to use.
The permitted size of carry-on bags varies from airline to airline.
Answer:
[c].