Masaccio used linear perspective in the Trinity with the Virgin to create the illusion .

A. that the donors are real people in the chapel
B. of a deep barrel vault extending behind the figures of the Trinity
C. of an actual burial beneath the painted figures
D. that the figures are integrated into a single space

D. that the figures are integrated into a single space

Explanation: Masaccio creates the illusion of a landscape setting that recedes far into the distance. To create this illusion, Masaccio used several techniques: He used linear perspective to create the illusion that the buildings on the right recede into depth.

answer; i believe the correct answer is customer,manufacturer, service provider,general public ; quality is primarily the responsibility of all all employees in the organization.

the answer is b, encourage free trade