I NEED HELP ASAP PLEASE! Why does Russell maintain that "the uncertainty of philosophy is more apparent than real"?

Those questions which are already capable of definite answers are placed in the sciences, while those only to which, at present, no definite answer can be given remain to form the residue which is called philosophy. ... Thus, to a great extent, the uncertainty of philosophy is more apparent than real.

Explanation:

a story is an account of imaginary or real people and events told for entertainment and a novel long narrative

the correct answer is (a) . answer should be simple, clear and brief.