Under the terms of the Lagos Trust instrument, the trustee has discretion to distribute or accumulate income

Question:

Under the terms of the Lagos Trust instrument, the trustee has discretion to distribute or accumulate income on behalf of Willie, Sylvia, and Doris in equal shares. The trustee also can invade corpus for the benefit of any of the beneficiaries to the extent of each person's respective one-third interest in the trust.
In the current year, the trust has DNI of $120,000. and accumulation amounts were as follows:
• To Willie: $40,000 from DNI and $10,000 from corpus.
• To Sylvia: $25,000. The remaining $15,000 DNI is accumulated.
• To Doris: $0. The $40,000 DNI is accumulated.
a. How much income is taxed to Willie?
b. To Sylvia?
c. To Doris?
d. To Lagos?
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...