Roberts Foundation received a nonexpendable endowment of $500,000 in 20X3 from Multi Enterprise and invested it in publicly traded securities. Multi did not specify how gains and losses from dispositions of endowment assets were to be treated. No restrictions were placed on the use of dividends received and interest earned on fund resources. In 20X4, Roberts realized gains of $50,000 on sales of fund investments and received total interest and dividends of $40,000 on fund securities. The amount of these capital gains, interest, and dividends available for expenditure by Roberts’s current fund net assets with donor restrictions is

a. $0.

b. $40,000.

c. $50,000.

d. $90,000.