Bruce Chan, a 57-year-old accountant, decides to enroll in a short-term course on creative writing. He performs well in the course and is surprised that he does so despite not having engaged in creative writing for over 25 years. This scenario most likely illustrates Paul Baltes's view that development is .

Plastic

Explanation:

Creative writing is a different thing. It is the art of the sorts. This is an art of making things done up. This is an art to do but it is not the technical instruments but still, it's working. This is the part of considering the original writing and the self expressiveness of a person.  

The main purpose of the writing is to express entertainment and self-expression. This is the creative writing that expresses the facts of a person rather than to express the feeling of a person.  

Thus, Bruce Chan, a 57-year-old accountant used creative writing. According to Baltes's view that the development is plastic.

answer; all over the above; //everybody

answer///professionals are constantly on the go,