determinare l'insieme di verità del predicato p(x) ^ q(x), essendo p(x) : x è numero primo e q(x) : x ≤ 10, x∈ N

Which of the following describes how children use grouping in the early childhood setting? a. matching objects based on a common characteristic such as size, shape, or color b. basic ordering of numbers and identification by written number c. spatial relationships and concepts of proximity, separation, enclosure or surrounding, and continuity d. basic operations of numbers including addition, subtraction, multiplication, and division