Answer:
Definition of innovation
1 : a new idea, method, or device : novelty.
2 : the introduction of something new.
The answer is Spiritual. Jan van Eyck was critical toward the northern Renaissance as well as to the whole Renaissance. He is credited with the creation of the oil-coating system, which supplanted the prior egg-gum based paint strategy. The Marriage of Giovanni Arnolfini, normally called the Arnolfini Wedding, is van Eyck's most celebrated work.
Angkor Wat is the prime example of the classical style of Khmer architecture the Angkor Wat style to which it has given its name. By the 12th century Khmer architects had become skilled and confident in the use of sandstone (rather than brick or laterite) as the main building material.
