All of these duties were included in the instruction regarding Robert's duty to yield. The instruction met the test announced in Wagoner v. Roberson, Ky., 450 S.W.2d 270 (1970); Swartz v. Humphrey, Ky., 437 S.W.2d 750 (1969), and Barker v. Sanders, Ky., 347 S.W.2d 529 (1961). On cross-examination counsel for appellants asked Shannon, and she answered as follows: