A Real account item is a type of account in accounting that records assets, liabilities, and owner's equity. Real accounts represent tangible and intangible items that are owned by a business and can be quantified in monetary terms.
Out of the options given, the real account item is the machinery account. This is because machinery is an asset, which is a type of real account. Machinery is a long-term asset that a company uses in its operations to generate revenue. The cost of machinery is recorded in the machinery account and is considered a permanent account.
Wages and salaries, capital, and drawings accounts are examples of nominal accounts, which record revenues, expenses, and gains or losses. These accounts are temporary and are closed at the end of an accounting period.
Alagja and Sons account is not specific enough to determine if it is a real or nominal account, as it could represent any type of account.