The correct answer is opt-in-e-mail
Following the basic rules in this area, for a company to send email marketing campaigns it is necessary that it has a qualified contact base and that it is "opt in". This means that all people who are included in the mailing lists have authorized the receipt of emails with communications, newsletters and / or promotions from that company.
Some psychologist are primarily interested in animal behavior; others want to better understand the physiological and psychological shared by humans and other species. Govt' agencies have established standards for animal housing and care. Professional associations and funding agencies also establish guidelines for protecting animals' well-being.
The APA ethics code outlines standards for safeguarding human participants' well-being, including obtaining their consent and debriefing them later.
Answer: Adequate but concise
Explanation: Some characteristics define information quality, without which information is considered unfit for use. One of these characteristics is that information must be adequate for purpose but also concise. It should not be more than what is absolutely necessary for the users to make an informed decision.
Other characteristics include accuracy, availability, relevance and timeliness of the information.