A) is the answer I'm pretty sure
Answer:
Second. a speed of 2 km/s Yan Po ang sagot sabi Ng Kapatid ko na teacher I hope it's help
This is how US got involved
There were disease the were spreading in the 1900's
Brinkmanship is a term coined during the Cold War to describe the tactic of seeming to approach the verge of war in order to persuade one's opposition to retreat