Ban import printers --- > What can lead to increase in prices of printers?
A. Implementing the government's plan will result in a drop of sales of printers in Country X.
Yes possible that there would be drop in sales then why citizens need to protest if they no longer buy these printers
B. The prices of imported printers are very competitive in relation to those of the printers manufactured in Country X.
Correct: This option makes sense . if the price is competitive because of import, It makes sense when the import is banned, there are chances of increase in price.
This options seems correctC. If the government does not reverse its plan, it will lose the support of voters.
They protest and yes government may lose support . But how does it matter to price . Moreover this is no inference based on given statements
D. Implementing the government's plan will leave citizens no choice but to illegally import printers.
Not necessary that only this option is available
E. The government's plan will lead to a severe shortage of printers in Country X.
Not necessary, maybe people didn’t buy before local printers and it is possible there are already enough local printers in market
Hence B is the correct answer.