The answer is C the because D is dangerous and A and B you can do but it won’t prevent fires
You can party and have fun and get drunk and do drugs
WHAT WHY IS ZHE SOOOO LONG??
Answer: the correct option is B (Preoperational)
Explanation:
The theory of Cognitive development was proposed by Jean Piaget that humans progress through four developmental stages which includes the sensorimotor, preoperational, concrete operational and formal operational period.
During the pre-operational stage of cognitive development, Piaget noted that children do not yet understand concrete logic and cannot mentally manipulate information. That's why the child stated that the bottom row have more pennies instead of observing it remained the same
Anyway, the term that describes the straightening of a joint is "extension".
Hope this helps you out in you HW :)