I think it's either They established trade routes,Or they develop irrigation systems...
Answer: B & D
The Strategic Arms Limitation Treaty II aimed to:
b. Banned any new development of nuclear weapons
d. Managed to reduce the size of their nuclear arsenals
Explanation:
The Strategic Arms Limitation Treaty II or SALT II was the continuation of a previous attempt to regulate the nuclear arms threat between the US and the USSR. This happened during a period known as the Cold War where the world was divided into 2 blocks competing for power: the Capitalist block led by the US, and the Communist block led by the USSR.
Both countries had developed large arsenals of nuclear weapons and a war between them would've had catastrophic consequences. Talks between President Jimmy Carter and Premier Brezhnev began in November 1974. They agreed to: limit the size of their nuclear arsenals, limit the development of new weapons, and limit the deployment of new offensive weapons.
The treaty was signed on June 18, 1979.
I believe it is known as the premium.
The answer is Zooming.
Zooming in filmmaking and TV creation alludes to the procedure of changing the central length of a zoom focal point amid a shot – this system is likewise called a zoom.
A zoom is in fact not a camera move as it doesn't require the camera itself to move by any means. Zooming implies adjusting the central length of the focal point to give the fantasy of drawing nearer to or advance far from the activity.
Answer:
Reform movements that aimed to organize labor unions and worked for child labor laws, women's suffrage and safety in the workplace.
