Final answer:
Women creating homespun clothes as part of the Daughters of Liberty's efforts to boycott British goods is an example of colonists participating in an economic protest against the Townsend Acts.
Step-by-step explanation:
The example of colonists participating in an economic protest against the Townsend Acts is B. Women creating homespun clothes instead of purchasing imported goods. This initiative was led by the Daughters of Liberty, who formed in response to the Acts and encouraged the boycott of British goods. They participated in activities such as spinning their own cloth and finding substitutes for British tea, thus fostering a community and a movement of economic protest and self-reliance.