The second image, titled, “Nautilus, 1927” illustrates how a lack of texture enhances the illusion of an objects smooth surface on the two-dimensional print. Using rather flat lighting enhances the affect by filling in any local texture. This reduces contrast changes even more.
Answer: monthly. Three months to be exact
You most likely forgot the statements which we could use to judge whether they are true or not. However, in general the classical Greek cultural movement can be characterized by self-examination and philosophical speculation. One important consequence of this early Greek philosophical speculation was that they undermined conventional beliefs that could be held by people as well as the established traditions common at the time.