Answer:
Few things regarding the subject, which is needed to know before prepare for speech.
Step-by-step explanation:
Speech is the form of communication or the expression of the thoughts in spoken words and it also states as the exchange of the spoken words. And if the person or an individual who is preparing for the speech, need to know few things regarding the subject as in choose the subject or topic on which the person or an individual have basic knowledge regarding the subject or topic of the speech.