When making a template or pattern, accuracy and smoothness are extremely important because a) people like project parts with smooth edges

b) the size and surface of the template or pattern will be copied into multiple new parts.

c) the longer you spend making the pattern allows you to avoid starting the new copies.

A pattern-cutting router bit has a bearing incorporated in the bit to allow for

a)tracing the template.

b) raising the price of the bit

c) cutting random shapes.

d) undercutting the size of the part.