Which of the following sentence best describes a technique that spanish baroque artist diego velázquez used in his paintings? . .
a. velázquez used the circle as an organizing structure in which to place all of the figures and objects..
b. velázquez used loose brushstrokes for the figures and smooth, precise brushstrokes for the background..
c. velázquez preferred to work spontaneously rather than carefully plan out his compositions..
d. velázquez captured many middle tones between dark and light to create structure and accentuate color..