A worksheet .

(A) is an internal document that helps summarize data for the preparation of financial statements.
(B) is a financial statement that reports net income during the period.
(C) is a journal used to record transactions.
(D) is a ledger listing the account balances and changes in those accounts.

(A) is an internal document that helps summarize data for the preparation of financial statements

Explanation:

Work sheet is a internal document used for correcting error in a trial balance before preparing a financial statement. It is also used to validate a transaction. A worksheet is an informal document used within an organization.

A worksheet is an internal document that helps summarize data for the preparation of financial statements.

Explanation:

Worksheet is simply a type of internal document that is prepared for proper evaluation of financial statements in a highly authentic and summarized way.

a manufacturer of printed circuit boards uses exponential smoothing with trend to forecast monthly demand of its product. at the end of december, the company wishes to forecast sales for january. the estimate of trend through november has been 200 additional boards sold per month. average sales have been around 1000 units per month. the demand for december was 1100 units. the company uses α = 0.20 and β = 0.10. make a forecast including trend for the month of january.