Rerun Manufacturing Company Is in the Process of Preparing Its

Rerun Manufacturing Company is in the process of preparing its 2020 budget and is anticipating the following changes:
30% increase in the number of units sold.
20% increase in the direct material unit cost.
15% increase in the direct labor cost per unit.
10% increase in the manufacturing overhead cost per unit.
14% increase in the sales price.
7% increase in the administrative expenses.
Rerun does not keep any units in inventory.
The composition of the cost of finished products during 2019 for direct materials, direct labor, and factory overhead, respectively, was in the ratio of 3:2:1. The condensed income statement for 2019 is as follows:
$\begin{array}{l}\text { Sales (30,000 units) } & \$ 450,000 \\\text { Less sales returns } & \underline{13,500} \\\text { Net sales } & 436,500 \\\text { Cost of goods sold } & \underline{ 306,000 }\\\text { Gross profit } &&\$130,500 \\\text { Selling expenses } & \$ 60,000 \\\text { Admin expenses } & \underline{ 30,000 }& \underline{90,000}\\\text { Net income }&& \underline{\$40,500}\end{array}$

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What are estimated net sales for 2020, assuming the sales return/gross sales relationship remains constant?

A) $646,893.
B) $585,000.
C) $571,500.
D) $567,450.