Please answer all of the questions

1) The main object of internal controls is to protect the company's assets and financial data. (True or False) 2) An asset cost $10,000, with a $2,000 salvage value and 5 year useful life. Would it be correct for the balance sheet to show $9,000 in accumulated depreciation? (Yes or No) 3) A company spent $10,000 on improving equipment and extending the useful life of that equipment. Which financial statement would this cost be apart of, the Inco Statement or Balance Sheet? 4) A company spent $2,000 servicing a piece of equipment for normal wear and tear. This type of repair work happens regularly and is expected to maintain the equipment. Which financial statement would this cost be apart of, the income Statement or the Balance Sheet? 5) Allowance for Doubtful Accounts is a temporary account that gets zeroed out at the end of each accounting period. (True of False)