Fluid intelligence consists of abilities that:

A. include verbal skills but not inductive or abstract thinking.
B. are considered primary mental abilities but not secondary mental abilities.
C. allow for more flexible and adaptive thinking.
D. are acquired throughout the life span.

Allow for more flexible and adaptive thinking

Explanation:

Fluid intelligence refers to the ability to reason and think flexibly. It is the ability to solve novel reasoning problems and is relates  to a number of important skills such as comprehension, problem solving, and learning. it is a fuction of working memory capacity. Fluid intelligence entails being able to think and reason abstractly and profer solution to problems. This ability is considered independent of education, experience, and learning. There are various forms of test that has been developed in the past to test fluid intelligence but one of the simplest fluid intelligent test is solving of puzzle. Fluid intelligence is believed  to reduce as we age. Certain cognitive skills associated with fluid intelligence tend to decline as people reach certain age.

C. allow for more flexible and adaptive thinking

Explanation:

FLUID INTELLIGENT can be defines as a person ability to think in a logical way in which such person tends to solve and find solution to new problem that may arise.

A person with FLUID INTELLIGENT personality will be able to manipulate or transform various types of novel information gain from the use of learned knowledge and experience in real time because they have a unique ability to think and solve problems in unique and novel situations and they tend to always think flexibly including the ability to know and understand abstract relations.

Therefore FLUID INTELLIGENCE allow for more flexible and adaptive thinking by using logic to identify and solve problems uniquely.

answer; (c) a law code that provides believers with a set of pratical laws to regulate their daily lives