When you know both the speed and direction of an object’s motion, you know the

When you know both the speed and direction of an object's motion, you know the velocity of the object.

this allows people to make the best decision or pursue the best option. when alternatives are weighed using their advantages and disadvantages, the option whose disadvantages outweigh the advantages (based on a qualitative or quantitative analysis) are shunned while those whose advantages outweigh their disadvantages are pursued.  

answer: he got 23

explanation: