Select the part of the sentence that contains a grammar or punctuation error. These needles had been dip in dyes of various colors.

A) These
B) had
C) dip

Needles

Thin, pointed metal implements used for sewing or medical purposes, such as stitching fabric or administering injections.

Dip

A thick sauce in which pieces of food are dunked before eating.

Dyes

Substances used to impart color to materials, such as fabric, hair, or food, often through a chemical or physical process.