Darnell, who had a natural for science, enjoyed new theories to the other staff in the department. Aptitude, positing Disposition; disfiguring Aptitude; reforming Disposition; prefiguring

Aptitude, positing

Explanation:

The most suitable options to fill the gaps in the sentence are ; Aptitude and Positing. The word aptitude may be described as a natural Penchant or desire towards a particular craft, skill or subject. Hence, we can say Farnell has a natural aptitude for science, that his he loves science naturally.

Positing may be explained as the act of putting forward or suggesting something maybe an hypothesis which could then be worked on. Therefore, Darnell's aptitude for science may be seen as a reason why he enjoys positing new theories to other staffs.

if you have to make a general question and respond to your thoughts, then this isn't really a question someone can you on. read the passage, form your question, and answer using your thoughts. no one else can understand how you interpreted this text if you don't tell us.

okay what's the question?