What made lee's situation at petersburg so grim?

Gettysburg address question what do you notice about the length of this address? why do you think lincoln made it so short?

Psychologists studying infant memory want to determine at what age babies can remember specific events. an experimenter uses several puppets to demonstrate a series of actions while the infant watches. after a delay, the experimenter records how many of the actions the child imitates when playing with the puppets. what is the dependent variable?

When paul realizes no one is coming to the rwandan refugees, he tells them there is only one way for them to get . what is it?