1: Reading because it helps you remember the key subjects as in nouns adjectives and more. Also because when you see a more complicated word you can always look around the word to see what it means and use it in your studies!
2. To concentrate on what your English teacher is saying so you will get better grades.
The answer is true, it is because in this type of style in delivering your speech, the audience involved will be able to listen and keep their attention to you especially when you use a style of having to converse with them as a way of having them part and make them feel that they are a part of your speech.
The answer is C. streamers and balloons because it has the conjunction and in the subject and is talking about 2 nouns in the subject, making it a compound subject.