God guided Abraham's steward in choosing a wife for Isaac by

A.

Teaching him how to select a good woman

B.

Leading a lady to fulfil his prayer request

C.

Taking him to Abraham's fatherland

D.

Giving him to an exemplary woman

Correct answer is B

Gen24; 12 The servant prayed: You, Lord, are the God my master Abraham worships. Please keep your promise to him and let me find a wife for Isaac today. 

13 The young women of the city will soon come to this well for water, 

14 and I’ll ask one of them for a drink. If she gives me a drink and then offers to get some water for my camels, I’ll know she is the one you have chosen and that you have kept your promise to my master.

Ref; Genesis 24: 1-60