Which of these is true about commas? it has 7 common uses
it has 5 common misuses
both options are true
( PLEASE ANSWER )

Amplitude is: a. the number of waves in a certain amount of time. b. the distance between the top or bottom of a wave and the center of the wave. c. the noise floor acceptable in recording. d. the distance between two identical points on a wave.

Which statement about landscaping by thomas cole, vincent van gogh, shen zhou, and ansel adams are true? choose all answers that are correct. a. adams manipulated values in his photographs to capture how he felt about a landscape. b. cole made realistic landscapes that lack symbolic or moralistic meaning. c. shen used expressive brushstrokes to build up objects and used washes to fill larger areas. d. van gogh used intense color, bold brushwork, and distorted forms to express his emotions.

Amuseum displays an ancient aztec calendar. this object holds cultural value because