Answer the following question given this paragraph: 

The key to continued growth and repair of plant cells is meristem . Meristem is a type of plant tissue consisting of undifferentiated cells that can continue to divide and differentiate. Meristem at the tips of roots and stems allows them to grow in length. This is called primary growth. Meristem within and around vascular tissues allows growth in width. This is called secondary growth.


Q: What is the name of the type of plant tissue consisting of undifferentiated cells that can continue to divide and differentiate?

 Choices:

- cuticle

- guard cell

- bundle sheth cell

- meristem

A:
meristem
