Read the lines from An Essay on Man.
Know, then, thyself, presume not God to scan; The proper study of mankind is man. Placed on this isthmus of a middle state, A being darkly wise, and rudely great:
These lines reflect which idea common during the Enlightenment?
a. Equality among all people should be encouraged.
b. People must not forget traditional ideas in their learning.
c. Man should use logic to study and understand the universe.
d. Science can be used to solve common social problems.

Answer is A.

Explanation:

An Essay on Man - Alexander Pope is a neoclassical piece on enlightenment.

Neoclassical show that it is being a recent construction based on older, classical elements.

Enlightenment is a concept in spirituality, philosophy and psychology related to achieving clarity of perception, reason and knowledge, it had however become a style in literature.

Here we see Pope suggesting that the

universe should be seen as a place of democratic equality, not just not a place for which an unequal hierarchy should cause disorder.

Pope made a call to place God in the right part of the equation then work on yourself.

The line reflects that Equality among all people should be encouraged

A. It indicates that Bertie and Jeeves have a good relationship. 

Bleated weakly is a weak cry. Even before she could get it, Jeeves had begun probably to bring her tea.  
If you have a good relationship with someone, even before she could cry about it, you already know what it is. This short passage shows this kind of relationship.