Biến số linh hoạt nhất trong phối thức marketing là sản phẩm. Đúng hay sai ( giải thích ngắn gọn)

Class iii atmospheric hazards are those involving

The y-value if a data point corresponding to x1

Keep your choice of a major there is probably no single correct choice. a ) to yourself. b) in perspective. c) based solely on the expectations of others. d) all of the answer choices are correct.