Answer:
B. limited partner
Step-by-step explanation:
A limited partner is a partner whose liability is limited to the amount invested in the business. A limited partners personal assets are not affected by bankruptcy.
A general partner is a partner who has unlimited liabilities - his personal assets can be seized if there is a bankruptcy.
Alex is a general partner.
A quasi partner is a partner who has left a partnership but left his shares or initial investment in the business.
An active partner is a partner who is involved in the daily operations of the business.
I hope my answer helps you.