Answer: Can't see the pic :-(
Explanation: Ohh, no worries :-)
Painting in the Renaissance was most commonly done as fresco, or murals painted onto plaster walls. For frescos, pigments were mixed with water and directly painted onto the wall. However, some artists did paint on wood using tempera paints, which are pigments that use egg yolk as a binder.
Answer:
Absolute value concerns the distance a value is from 0, without regard to the sign of the value. Positive and negative numbers both take a positive absolute value. In this example, the numbers -1.25 and 1.25 are both exactly 1.5 units from zero, so their absolute values are both 1.25.
It's option c I'm sure of it.