Answer:
Volume
Explanation:
The volume of speech varies from one speaker to another and answers why some talk softly while some speak loudly. It is the volume of speech that determines the loudness of sound. In an oral presentation the first prerequisite for a speaker is to consider if the sound can be heard by each one of the audiences. Microphones may cause volume problems either by producing distracting echo effect or by making speech volume too low. As per the question, Derek needs to work on his volume of speech.
True. Discrimination has always been an issue in many societies all over the world. There are different ways on how people react to this type of stimulus; others engage in violence, while some focus on fascist forms of revolution to end discrimination. Discrimination can take many forms in sexual preference, women, race, and color.
This is FALSE. I say this because a hypothesis is a statement which is not universally true. More research has to be carried out for it to become a law. Which is a proven fact. Hope i helped. Have a nice day.