Answer: A) Vertical Analysis.
Step-by-step explanation:
Vertical Analysis is a method used to analyse the financial statement and it works by converting every entry in a statement to a percentage of the base figure in the statement.
In the Balance Sheet, the base figure will be the total amount of Assets so when any other entry is made a percentage of assets such as was done to the Accounts Receivables of ABC company, this is a Vertical Analysis.