Which painting by leonardo da vinci shows the ideal proportions of the human body?

Stanley, an art historian specializing in european history, wrote a critique of this painting for a newspaper. in a part of the critique, he wrote, “the overall effect of the work suggests that the artist understands the romance of venice and its boating culture.” which step of the critique does this statement represent?

An idiophone is a solid instrument that vibrates when it is helllpppp

Which does the author mean by " nature had to kindle all the fires, for man by his own effort was unable to produce a spark