What is horizontal analysis?

Question $7$ options:

a$)$

An evaluation technique where each item in a financial statement is expressed as a percentage of the same base amount.

b$)$

A measurement of the profit or operating success of a company over a given period of time.

c$)$

A measurement of a company's ability to meet its short$-$term financial obligations.

d$)$

A tool for evaluating multiple years of data from financial statements.