Let f(x) be the piecewise defined function

kx,if0<x<1.9x+21.4,if1.9x<100

Choose the value(s) of k that makes f(x) continuous over the interval (0, 100). if your answer does not match any of the ones presented. Choose the one that is closet to the number you have calculated.

a. -12.26

b.1 50.39

c. -285.73

d. 285.73

e. -150.39

f.1 2.26