Give the equations of any vertical, horizontal, or oblique asymptotes for the graph of the rational function. State the domain of f. f(x)= 1-2x/4x+1 Identify any vertical asymptotes. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. There is one vertical asymptote. Its equation is (Type an equation. Use integers or fractions for any numbers in the equation.) B. There are two vertical asymptotes. The equation of the leftmost one is (Type equations. Use integers or fractions for any numbers in the equations.) C. There are no vertical asymptotes. and the equation of the rightmost one is