Explanation:
It is true that youth organizations typically focuses on individuals between the ages 15 and 24, although some may include younger individuals as well.
Youth is considered to be at peak between these years of age and after this age it tends to decline. Moreover, it is easier for the organization to handle.
Answer: professional communication is formal hence she will have to formal langauge in which she will use correct spelling, grammar and proof read her messages before she can send them.
She will also have to show respect and proper consideration of the people she will be sending her messages to by avoiding any casual words that she may use when she is sending the message to her friend, may also have to keep them short and straight to the point .