Customarily, the right hand.
Me *raising hand*
who invented reality shows?
The first hand was invented in 1701.
Raising cattle for beef (or, as you like to call it, "beef cattle raising") has been around since the New Stone Age, which is over 10,000 years ago. Thus there is no definite year when such an event was "invented."
Martin Lawrence invented talk to the hand.
Whoever invented the clock.
Its rituals give social approval to offspring and the raising of offspring
Edwin Beard Budding invented the hand mower
The concept of zero
Isaac Newton did......................
Jim Gall