Analogy - Verbal and Reasoning

Directions to SolveIn each word of the following questions consists of pair of words bearing a relationship among these, from amongst the alternatives, pick up the pair that best illustrate a similar relationship.
Q1:

Arc : Circle

A Number : Count

B Fraction : Percentage

C Pie : Slice

D Segment : Line

ANS:D - Segment : Line

Explanation: As Arc is a part of Circle similarly segment is a part of line.