Answer:
a. Machine washable
Explanation:
An informative advertisement is an advert focused on being fact based, unbiassed and accurate. An advert is of the informative form, when it only makes reference to the attributes, advantages, and the tasks the service or goods can do well, in place of making use of emotions to persuade a consumer into purchasing a commodity
From the given options, the statement which is an example of wording that might be included in an informative advertisement is option a. 'Machine washable', because it refers to the strength of the goods which as stated, can be washed with a washing machine