Your parents or counsuler
Based on your options, the answer is that A potentiated effect is when an exaggerated effect produced by two or more drugs in the same category. All the other descriptions do not fit a potentiated effect drug.
Democratic republic also known as a representative democracy
Some of the most common conditions that involve inflammation of any part of the heart would be Myocarditis (heart muscles), Pericarditis (surroundings of the heart), and Endocarditis (inner lining)
The groups of plants are pteridophytes (ferns), Bryophytes (mosses) and lichens.
Algae is not a good answer since they live in an aquatic environment.
Plants without flowers (ferns, mosses, lichens) have neither flowers nor seeds. They can colonize various environments, terrestrial or aquatic. Ferns and mosses for example settle between the stones of an old well. The reproduction of plants without flowers is mainly due to spores.