We present rational justifications for our philosophical positions. This one sentence can be written as a series of premises followed by one or more conclusions.
Abortion is the termination of a fetus' life.
A fetus is a living innocent person. Therefore, a doctor who performs abortion is morally wrong. Here, the pattern of the argument is such that the conclusion follows from the premises, or the premises lend full support to the conclusion. Such an argument is a valid argument . My dog, Scott, has four legs .