The pinna and the ear canal are part of the

if you have to make a general question and respond to your thoughts, then this isn't really a question someone can you on. read the passage, form your question, and answer using your thoughts. no one else can understand how you interpreted this text if you don't tell us.

answer; i do believe that its(gestation,suction-aspiration or vacuum aspiration;

the answer would be c. sediment buildup on continental slope

                                                                                -hope this -