A bill of exchange that is payable at a definite future time is known as a sight bill

Which one of the following is the least likely to be a source of self-confidence?

A) the experience of others, or modeling B) comparing yourself to others C) how we feel about events around us, and manage our emotions D) having to repeat a task not done successfully the first time

For a kanban system to work properly, demand rates must be relatively stable, and interruptions must be minimized

Indicate whether the statement is true or false.