Suppose That Justin Trudeau Decides to Initiate a Revision of the Federal

Suppose that Justin Trudeau decides to initiate a revision of the federal income tax structure.Under the new plan,the first $50 000 of household income is tax-free,while any income above $50 000 is taxed at 10%.A household earning $50 000 has a marginal tax rate of _____% and a tax rate of _____%.

A) 10;10
B) 10;0
C) 0;0
D) 0;10