Which of the following statements is correct? A: Government should tax goods with either positive or negative externalities. B: Government should tax goods with negative externalities and subsidize goods with positive externalities. C: Government should subsidize goods with either positive or negative externalities. D: Government should tax goods with positive externalities and subsidize goods with negative externalities.

How long should a learner spend in practicing English at least everyday?_________

The man who doesn’t work ______ work. A: made B: should be made to C: should be made D: has to be<br/>made

In each student's video A: you should not wear earphones or headphones B: you should not read any part of your assessment or use notes or hidden papers C: you should not copy another student's assessment D: all of the above answers

44.The writer of the passage advises that further risk assessment should be made when ________. A: new machines are installed B: there are more than 5 employees C: accepted industry standards have been met D: significant findings of assessment are recorded