Select the correct conclusion you can derive on a line from

Select the correct conclusion you can derive on a line from the following premises:

1. R (N v K)
2. (G T) v S
3. (Q C) (J L)
4. Simp

a. R
b. S

Solution

it is simplification (simp.)

the basic form simplification encapsulates the reasoning that if a conjuction is true then one of the conjuct must be true

p.q/p

some instances of simplification are s.c/s