Brown:

1)
Q. What are the two branches of predestination?
A. Election and reprobation, Rom. ix. 22,23.

Q. What is the election of angels ?
A. God’s decree to continue and establish such particular angels in eternal holiness and happiness, 1 Tim. v. 21. John Brown, An Essay Towards an Easy, Plain, Practical, and Extensive Explication of the Assembly’s Shorter Catechism (New York: Robert Carter, 1846), 50.  [Some reformatting.]

2)
Q. Whet is reprobation?
A. It is God’s decree to permit unelected angels and men to fall into, and continue in sin, und to punish them for the same.

Q. Is sin the cause of reprobation?
A. Sin is the cause of damnation; but God’s sovereign will is the cause of reprobation, Rom, ix. 11-28.

Q. Is not God partial, in appointing some to wrath, and others to happiness?
A. No; For though he give the elect what they deserve not, yet he inflicts nothing upon reprobates, but what they well deserve.

Q Doth reprobation oblige any to sin?
A. No; sin is. wholly the creature’s voluntary choice, Jam. i 13.

Q. What is the end of reprobation?
A. The glory of God’s sovereignty and justice, Rom. ix. 22.

Q. How should we improve this awful decree of reprobation?
A. By flying speedily to Christ, that we may see that we are not included in it, Isa lv. 1 3. John Brown, An Essay Towards an Easy, Plain, Practical, and Extensive Explication of the Assembly’s Shorter Catechism (New York: Robert Carter, 1846), 51-52.  [Some reformatting.]