Which of the Following Statements Best Describes the Rationale for Applying

question 20

Multiple Choice

Which of the following statements best describes the rationale for applying the principle of parsimony in constructing phylogenetic trees?

• A) Parsimony allows the researcher to "root" the tree.
• B) Parsimony ensures there will be no homoplasous traits in the tree.
• C) Similarity due to common ancestry should be more common than similarity due to convergent evolution.
• D) Parsimony helps clarify the goals of evolution.

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Definitions:

Marginal Tax Rate

The rate at which the last dollar of a taxpayer's income is taxed, indicating the tax rate that applies to each additional dollar of taxable income.

Average Tax Rate

The percentage of total taxable income that is paid in taxes, calculated by dividing the total tax paid by the total taxable income.

Taxable Income

The portion of income that is subject to taxation after allowances, deductions, and exemptions.

Progressive Taxes

A tax system in which the tax rate increases as the taxable amount increases, meaning higher income individuals pay a higher percentage of their income in taxes.