PHILADELPHIA - The CDC is continuing to help Americans prepare for adjustments to their holiday plans amid the coronavirus pandemic after releasing their guidelines for safe Thanksgiving celebrations.Similar to their Halloween guidelines, the agency ranked a number of popular Thanksgiving activities by their level of risk.Among the most notable takeaways from the list is the recommendation that gatherings remain small and among people who live in your household.Also notable, was that shopping in crowded stores before, on, or after Thanksgiving joined attending crowded parades on the list of higher risk activities.MORE: CDC Halloween guidelines names trick-or-treating among 'high-risk' activitiesWhile it's not ranked along with the other.