What is the soft layer of the mantle which slowly flows?

Samantha is drawing a graph to understand what jim is explaining. which phase of the communication process is samantha carrying out?

Is this inappropriate language,”good evening,everyone. for coming out to sit on hard,uncomfortable stadium concrete on an unseasonably warm evening and wearing clothes and shoes you can’t wait to get home to get get ou of.” if so,how can i write it in formal?

Which of the following root words means "small"?