What will happen as a consequence of the following 2 events occurring and affecting the market for (physical/non electronic copies of) books? Event #1: People are slowly but surely adjusting to reading from cellphones and tablets. Event #2: UPS partners with book publishing companies which lowers the publishing companies' cost of transportation. Group of answer choices P increases and Q ambiguous. P ambiguous and Q increases. P decreases and Q ambiguous. P ambiguous and Q decreases