A government brings in a fresh tax. It increases the price of each $\$10$ good by $\$1$ and the price of each $\$20$ good by $\$2$. What conclusion can be drawn about the character of this tax?
- Ait is a direct tax: no; it is a specific tax: no; it is a progressive tax: no
- Bit is a direct tax: no; it is a specific tax: no; it is a progressive tax: yes
- Cit is a direct tax: yes; it is a specific tax: yes; it is a progressive tax: no
- Dit is a direct tax: yes; it is a specific tax: yes; it is a progressive tax: yes