N = 645
A = N % 10
N = N // 10
A = A + N //10
A = A + N % 10
A = ?

Liza is preparing a memo to her employees that explains the new procedure for asking for time off and switching shifts with another employee. by making sure her memo is well-prepared, logical, and organized, liza has made sure her communication has the characteristics of 1. effective communication 2.ineffective communication 3.barriers to communication 4. workplace communication