(d). Which of the following statements are true concerning the effects of the change in production orders on the ABC unit product costs? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) The ABC unit product cost of the Deluxe model has increased and the ABC unit product cost of the Tourist model has decreased because a lower proportion of the production orders are now attributable to the Deluxe model. The ABC unit product cost of the Deluxe model has increased and the ABC unit product cost of the Tourist model has decreased because a higher proportion of the production orders are now attributable to the Deluxe model... The ABC unit product cost of the Deluxe model has decreased and the ABC unit product cost of the Tourist model has increased because a lower proportion of the production orders are now attributable to the Deluxe model The ABC unit product cost of the Deluxe model has decreased and the ABC unit product cost of the Tourist model has increased because a higher proportion of the production orders are now attributable to the Deluxe model.