How does formal learning differ from informal learning according to the text?

Question $4$ Answer

a$.$

Formal learning is not planned and comes from job experiences, whereas informal learning is structured and organized by the organization.

b$.$

Formal learning and informal learning are essentially the same in workplace environments.

c$.$

Formal learning is structured and planned by the organization, whereas informal learning is not planned or designed by the organization.

d$.$

Informal learning is typically more costly and time$-$consuming than formal learning.