The data points $($circle elements$)$ are collected into one layer using one element that has a style attribute which is re$$ected in all of the data points. This is true for all of the following, except:

a$)$ when layers of the SVG overlap upon each other

b$)$ when SVG$,$ layer functionality is realized

c$)$ A scatter plot with several data points, is signi$$cantly increased when the style attribute is speci$$ed for each element

d$)$ For the size of an SVG $$le that includes several elements