Fill in the blanks. When you want to use _____, make sure they are placed in plain HTML/X-robots tags. _____ injected by JavaScript are considered less reliable, and the chances are that Google will ignore them.

–Fill in the blanks. When you want to use _____, make sure they are placed in plain HTML/X-robots tags. _____ injected by JavaScript are considered less reliable, and the chances are that Google will ignore them.– –hreflang tags– –rel=amp HTML tags– –Canonical tags–