Why was lapis lazuli used only in the most
important artwork?

c

Explanation:

because it can enchant any tools you have  

Explanation:

but for real

Ground lapis lazuli was increasingly used by painters during the 13th and 14th centuries to make ultramarine and Cennino Cennini gives instructions on how to prepare this pigment in his “Book of Arts.” But it was not until the second half of the 16th century that large objects carved from lapis began to appear in Italy.

your answer will be b. improving roads, bridges, and other infrastructure. hope i !

health care plans in the united states having high costs because they are focusing on providing quality programs for different groups of individuals. the quality of the service is based on money flow received from the members. without this investment, couldn't be possible a constant scientific searching to prevent death and illness caused because of low levels of health investigation. currently, the complaints are not about the highest cost, but about the coverage and benefits to access the necessary health services required by the members.  

besides, if a global health system is established the quality levels will fall down because of the standardized of the health. the access to care will increase but the quality will be low because it depends on the money invested.