It's between A and B but I find that B is the most logical answer
It means the opposite answer of the answer that you don't agree with and if it's in a speech it means that they're saying something you don't believe is right.
Answer and Explanation:
Stress can greatly disrupt the success of young people within the examination room, preventing exams from being completed successfully. There are many strategies that can be adopted in this case, among which we can mention:
Breathing exercises: Breathing exercises can help to reduce anxiety, regulate breathing and heartbeat, promote relaxation and also indicate to the brain that what is happening is normal and poses no threat, so there is no reason for nervousness.
Drinking water: Water also allows for relaxation, in addition to regulating body temperature, giving off a feeling of comfort and peace, which can decrease levels of anxiety and stress.
Studying in advance: A student who has studied in advance can have more peace of mind at the time of exams, because his brain is well trained and confident that he had enough time to prepare for what is about to happen.
It’s D use it because it helps you remember