Which of the Following Is True of Objects and Wind $\underline {\text { west } }$

Multiple Choice

Which of the following is true of objects and wind moving over distance and time on Earth's surface?

A) They are always deflected from a straight path to the $\underline {\text { west } }$ in the Southern Hemisphere.
B) They are affected only by the pressure gradient and friction force.
C) They are always deflected to the right by the friction force.
D) They are apparently deflected from a straight path to the $\underline {\text { right } }$ in the Northern Hemisphere.