With reference to the theory of contribution, which of the following statement is/are correct?
1. Contribution is the excess of sales over variable costs
2. Contribution is the excess of sales over total costs
Select the correct answer:

Accounting provides information on

A. Cost and income for managers

B. Company's tax liability for a particular year

C. Financial conditions of an institutions

D. All of the above

The long term assets that have no physical existence but are rights that have value is known as

A. Current assets

B. Fixed assets

C. Intangible assets

D. Investments

The assets that can be converted into cash within a short period (i.e. 1 year or less) are known as

A. Current assets

B. Fixed assets

C. Intangible assets

D. Investments

Patents, Copyrights and Trademarks are

A. Current assets

B. Fixed assets

C. Intangible assets

D. Investments