Hope you will answer the above 3 questions.
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Just want to add this here because I didn't have time to edit earlier...
By disappearing, it would be absorbed by the two new beasts, i.e., beast from the earth and beast from the abyss. I know it disappeared because Jesus deals with only two (not three) beasts at Armageddon.
Yes, you are correct, Jesus deals with only two then, not three. Which two?
It is the earth and sea beast, not the earth and scarlet beast.
[13 And it stood still on the sand of the sea. And I saw a wild beast ascending out of the sea, with ten horns and seven heads, and on its horns ten diadems, but on its heads blasphemous names.3 I saw that one of its heads seemed to have been fatally wounded, but its mortal wound had been healed, and all the earth followed the wild beast with admiration.11 Then I saw another wild beast ascending out of the earth, and it had two horns like a lamb, but it began speaking like a dragon. 12 It exercises all the authority of the first wild beast in its sight. And it makes the earth and its inhabitants worship the first wild beast, whose mortal wound was healed. 13 And it performs great signs, even making fire come down out of heaven to the earth in the sight of mankind.14 It misleads those who dwell on the earth, because of the signs that it was permitted to perform in the sight of the wild beast, ]
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According to below, it is the 'beast' that the earth beast (false prophet) performed signs in front of is who gets thrown into the fiery lake with the earth beast (false prophet). According to the above, the earth beast (false prophet) has the sea beast in its sight and performs signs in front of it.
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[20 And the wild beast was caught, and along with it the false prophet that performed in front of it the signs with which he misled those who received the mark of the wild beast and those who worship its image. While still alive, they both were hurled into the fiery lake that burns with sulfur. 21 But the rest were killed off with the long sword that proceeded out of the mouth of the one seated on the horse. And all the birds were filled with their flesh.]