endorsing, supporting, advocating, backing, championing, affirming, confirming, attesting, verifying, corroborating, upholding, defending, promoting, testifying, asserting, guaranteeing, certifying, a... [more]
endorsing, supporting, advocating, backing, championing, affirming, confirming, attesting, verifying, corroborating, upholding, defending, promoting, testifying, asserting, guaranteeing, certifying, a... [more]