B. Without direction. <span>Thanks for your question! Don't forget to rate and give me the brainliest answer! Then, I can help you with all your problems! ^-^ ~</span>
L-dopa is effective against Parkinson's, but its enantiomer D-dopa is not. An enantiomers drug may not be equally effective. The enantiomer, in chemistry, is one of two stereoisomers that are mirror images of each other that are non-superposable, much as one's left and right hands are the same except for being reversed along one axis. It is also known as an optical isomer.
Answer:
C. Pragmatics
Explanation:
Pragmatics, defined in the 1930s by Charles Morris, is one of the studies of linguistics that covers the use of language in social spheres and how people elaborate and understand meanings by using language. In this case, Ariel is having problems to comprehend the context in which the conversation of the other two kids is taking place, trying to unsuccessfully be part of the interaction.
The answer to the questions is : A form of oligarchy in which gifted people are at the helm of affair is aristocracy. This form of government where the leaders or the people in power are noble people or high in society
Hope this helps:D
Have a great rest of a brainly day!