Last year, XYZ Corp. had a price-earnings ratio of 10 and earnings per share of $1. This year, the price-earnings ratio is 15 and the earnings per share is $1. Based on this information, it can be stated that:

investors are receiving a higher rate of return this year.

investors are paying a lower price per share this year as compared to last year.

the investors' outlook for the firm has improved.

the price per share decreased.