Answer:
Yes, the black lines that are tilted on the staff do tell you how many times you Strum.
Answer:
hominins grouped together in small societies such as bands and subsisted by gathering plants, fishing, and hunting or scavenging wild animals. The Paleolithic Age is characterized by the use of knapped stone tools, although at the time humans also used wood and bone tools.
Your answer would be Voice disorders
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I think that it is C. Very long with a smooth surface.