Customarily, the right hand.
Me *raising hand*
Yes, raising your right hand is a common gesture used to demonstrate taking an oath or making a promise.
The first hand was invented in 1701.
who invented reality shows?
Martin Lawrence invented talk to the hand.
Whoever invented the clock.
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."
Edwin Beard Budding invented the hand mower
Its rituals give social approval to offspring and the raising of offspring
who invented the six shooter hand gun
The hand pump was invented by the Ptolemaics or today known as the Egyptians.