Jwana is a small business owner. On 20 January she completes some work for a client on credit and sends the client an invoice for $250. On 10 February the client pays the account and Jwana deposits the $250 into the business bank account. Assuming Jwana prepares her financial statements each month, the receipt of cash on 10 February effects the accounting equation for Jwana's business in the following way: Select one: a. Cash at bank increases by $250; Equity increases by $250. b. Cash at bank increases by$250; Accounts receivable increases by $250. c. Cash at bank increases by$250; Equity decreases by $250. O d. Cash at bank increases by $250; Accounts receivable decreases by $250. O