1) Subtropical jet stream, a belt of strong upper-level winds lying above regions of subtropical high pressure. Unlike the polar front jet stream, it travels in lower latitudes and at slightly higher elevations, owing to the increase in height of the tropopause at lower latitudes.
2) True
3) True
4) True
5) true
the above will explain any doubts contained within your forehead pls forgibe me for my inacceptable method of biblical