Explanation:

- Active involvement with no capital: Generally known as working partners, as they contribute efforts and receive a salary but do not provide capital.

- No involvement, provides capital: These are sleeping or silent partners, contributing financially while not managing the business but sharing in profits and losses.

- Active involvement and profit-sharing without capital: Not typical for sleeping partners, as involvement implies active management.

- No involvement, no capital contribution: Unlikely to participate in profit-sharing without any investment or effort.

- Correct Answer: Option 2 - do not take any part in the conduct of the business but provide capital and share profits and losses in the agreed ratio