C. Have him and Ernie finished the obstacle course yet? Hope this helps! :)
I think it's "tears" ... I could be wrong.
Answer:
In a simple language it is definited as, rectilinear propagation describes the tendency of light to travel in a straight line.
Culture gap is any systematic difference between two cultures which hinders mutual understanding or relations. Such differences include the values, behavior, education, and customs of the respective cultures
Other people exhibiting violence (herd behavior)