An inability to report that the two (2) rows in set B contain the same number of dots by Rebecca reflects a lack of conservation.
<h3>What is cognitive development?</h3>
Cognitive development refers to the development of learning skills, thought processes, knowledge and problem-solving abilities in living organisms such as humans, especially from infancy through adulthood.
In Psychology, conservation can be defined as a logical thinking ability that allows a living organism to understand that physical quantities such as lines, doesn't change in amount even when their appearance are altered.
Read more on cognitive development here: brainly.com/question/8893006
The element that you will need to board the plane is la tarjeta de embarque.
<h3>What elements are necessary to board a plane?</h3>
To board a plane you will need to have:
- The boarding pass.
- An identification document.
In Spanish, these same elements are:
- Tarjeta de embarque.
- Documento de identidad.
<h3>What elements are not necessary?</h3>
Some elements that are not mandatory include:
- A driver's license (Licencia de conducción).
- Luggage (Maleta o equipaje).
- Food (Comida).
- Among Others.
Note: This question is incomplete; here is the missing section:
Which of the following do you need to board a plane? (1 point)
- El equipaje
- La maleta
- El agente de viajes
- La tarjeta de embarque
Learn more about Spanish in: brainly.com/question/1577820
B c and d. I think these are the answers
