in very much detail please. i dont understand the concept

17 H began trading on 1 July. The company is now preparing its accounts for the accounting year ending 30 June year 1. Rent is charged for the year from 1 April to 31 March, and was $1,800 for the year ended 31 March year 1 and $2,000 for the year ended 31 March year 2. Rent is payable quarterly in advance, plus any arrears, on 1 March, 1 June, 1 September and 1 December. The charge to H's statement of profit or loss for rent for the year ended 30 June year 1 is: O $1,650 $1,700 $1,850 $1,900