GCSE Maths Practice: loci-and-constructions

\( \begin{array}{l}\text{A locus of points equidistant from two parallel lines forms what shape?}\end{array} \)

Choose one option:

\( \text{Two circles touching each line} \) \( \text{A circle between the lines} \) \( \text{A line parallel to both and midway between them} \) \( \text{A bisector at an angle between the two lines} \)