"The type of retirement plan that gives the employer flexibility as to the amount contributed annually is a(n):"

SEP-IRA

Explanation:

It's a retirement savings plan made by employers including people that are self-employed for the benefit of their employees and themselves. The employer may make tax-deducible contributions for certain employees towards their SEP-IRA    

one of the appeals of a sole proprietorship is that business expenses are kept separate from your personal income tax return

urban company reports the following information regarding its production cost: units produced 37,000 units direct labor $ 30 per unit direct materials $ 35 per unit variable overhead $ 237,000 in total fixed overhead $ 127,000 in total