The all-embracing code of ethical conduct is called the

As light intensity increases, what happens to depth of field?

A) the aperture can be larger, increasing depth of field B) the aperture can be smaller, increasing depth of field C) the aperture can be larger, decreasing depth of field D) the aperture can be smaller, decreasing depth of field E) the aperture may be damaged, resulting in no depth of field

Most fiddle tunes are in:

A. two-part form B. ballad meter C. strophic form D. ternary form