Pick up the correct statement from the following:
(A) Various geometric design features and generally guided by ruling design speed
(B) The design speed for a given highway should preferably be uniform
(C) Abrupt change in the design speed should not be permitted
(D) All the above
(A) Various geometric design features and generally guided by ruling design speed
(B) The design speed for a given highway should preferably be uniform
(C) Abrupt change in the design speed should not be permitted
(D) All the above