$13.$ Referring to the below items, which items outlined below are classified as ordinaryconcept income.$($a$)$ A special gift card awarded by an employer to its employee.$($b$)$ Compensation received by an injured worker for loss of salary because he wasunable to work for four weeks.$($c$)$ A temporary loan arranged by a friend.$($d$)$ Proceeds from selling the copyright to a book. The recipient was an employeeaccountant who wrote a novel in her spare time over a number of years.A$)($a$)$ onlyB$)($b$)$ onlyC$)($b$)$ and $($c$)$D$)$ None$14.$ During