Fill in the blanks so as to make the following statements true :
(i) Two distinct points in a plane determine a _________ line.
(ii) Two distinct ______ in a plane cannot have more than one point in common.
(iii) Given a line and a point, not on the line, there is one and only______ line which passes through the given point and is ______ to the given line.
(iv) A line separtes a plane into ______ parts namely the ______ and the ______ itself.