Arrange the first five steps involved in the staffing process in sequence.
(A) Recruitment
(B) Training and development
(C) Placement and Orientation
(D) Estimating the manpower requirements
(E) Selection
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. a healthy diet and regular exercise
Q. are important habits
R. that help maintain good physical and mental health
S. especially in today's busy world