<span>It was ruled that race can be considered among other factors to use in developing suspects. The cop became suspicious when he saw Weaver, because he knew that "roughly dressed" young black youth's (males) in the area had been drug trafficking; Weaver had all the characteristics that made him stand out to be doing criminal activity.</span>
The correct answer of the given question above would be option A. The arrest of Sacco and Vanzetti on murder charges produced the effect of <span>violence by anarchist groups. This violence of the anarchist group also resulted in big riots which was called "The Heymarket Riots". Hope this answer helps. </span>