At Westonci.ca, we make it easy to get the answers you need from a community of informed and experienced contributors. Join our Q&A platform and get accurate answers to all your questions from professionals across multiple disciplines. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

The kingdom Protista is obsolete because it contains members of how many other kingdoms?
A) two.
B) three.
C) four.
D) five.