Two counterconditioning techniques for replacing unwanted responses are

What happens after a star goes supernova? just wondering! [tex]supernova [/tex] answer asap i really wanna know!

Initially, northerners did not want missouri to be included in the union because 1.) maine would not be allowed to enter the union as a free state 2.) missouri wanted to enter the union as a free state 3.) missouri wanted to enter the union as a slave state 4.) maine would not be allowed to enter the union as a slave state

3. explain one example of how the u. s. has struggled to balance energy independence and environmentalprotection