What type of line is most likely to have varying line weight? Select all that apply.

The dynamics of a musical piece refer to the a. key signature b. composer’s history c. volume changes d. instrumentation

After selecting all bones, which command resets the bones to their default poses? alt + r shift + d alt + p u

Identify the expression 8 + 8 + 8 + 8 as a numerical expression or a variable expression. for a variable expression, name the variable.