Abra wants to learn more about alzheimer’s disease. she has found a website from the national institute on aging, which is part of the us department of health and human resources. it offers the following information: basics of alzheimer’s disease and dementia alzheimer's disease fact sheet on this page: changes in the brain signs and symptoms what causes alzheimer’s diagnosis of alzheimer’s disease participating in clinical trials treatment of alzheimer’s disease support for families and caregivers for more information about alzheimer's disease: nia alzheimer’s and related dementias education and referral (adear) center 1-800-438-4380 (toll free) adear@nia. nih. gov the national institute on aging’s adear center offers information and free print publications about alzheimer’s disease and related dementias for families, caregivers, and health professionals. adear center staff answer phone calls, emails, and written requests and make referrals to local and national resources. eldercare locator 1-800-677-1116 (toll free) medlineplus national library of medicine which statement is a correct evaluation of the source? the source is unreliable because it discusses multiple medical conditions. the source is valid because it is published on a government website. the source is unreliable because it offers information in free print publications. the source is valid because it encourages people to participate in a clinical trial.