When a running thread calls________on the synchronization object, every thread in the waiting state for that object becomes ready.

A pie chart

A) shows each data point in proportion to the whole data series as a slice in a circular pie. B) emphasizes magnitude of changes over time by filling in the space between lines with a color. C) shows a relationship between two variables. D) separates one or more pie slices from the rest of the pie chart.

An overloaded operator class member function is convenient for:

A. comparing two objects of the same class. B. initializing variables in an object. C. ensuring that data hiding has been performed. D. adding two objects that are not related.