The theory that is being referred to the given situation above is the TWO-FACTOR THEORY. This is also known as <span>Herzberg's motivation-hygiene </span>theory<span> and dual-</span><span>factor theory. This theory shows that their are certain factors that would result in job satisfaction, and there are also factors that would cause the other way around, which is dissatisfaction. This theory applies in the workplace.</span>
B. Roundworms<span>.
The Protostome organisms are subclustered into three main groups,
moreover nematoda or roundworms belongs to the Ecdysozoa group.</span>
<span>Roundworms are organisms that are diverse and almost in clustered to many other ecosystems and environment.
These
Protostome includes mollusks, annelids, and arthropods
</span>
B - there are 64 different kind of condo a but only 20 amino acids.
Ans.
The given diagram represents a cladogram, which is used to show evolutionary relationships between various organisms or species.
The intersection points between the lines show the common ancestors, which evolved into different organisms at the end of the branches, as A, B, C, D.
The first branch end (A) represents that most primitive organism, while the last branch end (D) represents the most recent organism.
Thus, the correct answer is option). 'organism A is the most primitive organism.'