Which of these techniques did raphael use in his portraits?

Ididn't get that much information but i did get that they got the assembly line idea from henry ford and they used it to make records!

The answer is d, michaelangelo

The most basic method for controlling horizontal sway is to simply tighten up the structure. at the point where the horizontal girders attach to the vertical column, the construction crew bolts and welds them on the top and bottom, as well as the side. this makes the entire steel super structure move more as one unit, like a pole, as opposed to a flexible skeleton.