Match the following airlines with the countries where they are headquartered.
| Airlines | Countries |
|---|---|
| 1. AirAsia | A. Singapore |
| 2. AZAL | B. South Korea |
| 3. Jeju Air | C. Azerbaijan |
| 4. Indigo | D. India |
| 5. Tigerair | E. Malaysia |
In a sequence of numbers, each term is generated by multiplying the previous term by 2 and then subtracting 1. If the first term is 3, what is the fourth term in the sequence?
The following data shows the number of students in different streams in a school: 
Which type of graph is best suited to represent this data?