Comparative advantage means the ability to produce a good or service the ability to produce a good or service

1. more efficiently than another country.
2. with a lower opportunity cost than another country.
3. less efficiently than another country.
4. with a higher opportunity cost than another country.

The right option is; 2. with a lower opportunity cost than another country.  

Comparative advantage means the ability to produce a good or service with a lower opportunity cost than another country.

Comparative advantage refers to when a country produces a good or service for a lower opportunity cost than other countries. Comparative advantage gives a country the ability to produce specific products or services more efficiently at a lower price than its trade partners and to achieve greater sales margins. The benefits associated with buying goods or services of countries with comparative advantage are greater than the disadvantages.

did you mean: energy is defined ashyperactivitya caloric measurementthe ability to move matterthe ability to think and analyze this form of energy is called "energy in motion" or "energy of moving matter"potential energy kinetic energy electrical energy1 ptlights on a stage can be examples of all of the following forms of energy exceptelectrical energylight energythermal energysound energywhen one type of energy changes to another this is called energy energy is stored based on their position or shape this is called energy.kinetic potential sound electromagnetic

answer; i believe its echoic memory,it is believed to last three to four seconds; good luck