Answer to question (6):

A) Mathematics is a deductive system. ( True)

The word system implies an integrated structure composed of a set of mathematical

concepts and problems, beginning with a number of terms and issues that make the

premises of the system. Then, a set of issues that represent the mathematical

theories deduced from the premises. This means that deduction plays the key role in

the mathematical structure. It moves us from the premises to the conclusions and

this is why mathematics is describes as a deductive system.

B) Scientific knowledge is direct knowledge. (False)

Because it is indirect and is generalized and the aim of science is to come to a

general law which explains all the members or elements of the phenomenon the

scientist investigates.

C) Ancient Egyptians made contributions to the history of induction. (True)

Ancient Egyptians showed great skills at medicine, chemistry and other disciplines.

It is not possible that they attained such knowledge without a scientific method of

thinking and research like the one followed in modern science.

D) Critical thinking is reflective. (True)

A critical thinker suspends his beliefs, reconsiders his assumptions, and their

implications.