Paraphrase: Choose the choice that best explains the meaning of the original sentence.This book contains a totally new outlook that combines the wisdom of the past with scientific knowledge to solve the problems of the present.

A、Problems of the past and present are solved in this book.;
B、In this book, current knowledge and past wisdom are combined to solve current problems.;
C、Only by using knowledge of the past and present can we solve problems.;
D、None of today’s problems can be solved without scientific knowledge.