Lexie's Father Is Turning 50 in a Couple Weeks

Multiple Choice

Lexie's father is turning 50 in a couple weeks. She wants to mark the day with a very special gift. Her father is a huge baseball fan, so she decides to get him an autographed baseball. But not just any baseball--she wants one autographed by someone from their hometown team that was playing in the majors when her father was born.
-The first search engine that Lexie uses produces no useful results. Lexie knows of other search engines. But she then thinks that using a(n) ____ might help her cover her bases by checking multiple search engines at once.

A) Web directory
B) metasearch engine
C) clearinghouse
D) clumping search engine