The Letters Q and O Differ Only in the Presence

The letters Q and O differ only in the presence or absence of a single feature. Based on research on visual search, you would find it

A) easier to detect a Q in an array of Os than to detect an O in an array of Qs.
B) easier to detect an O in an array of Qs than to detect a Q in an array of Os.
C) equally easy to detect an O in an array of Qs and a Q in an array of Os.
D) easier to detect a Q in an array of three Os than a Q in an array of 10 Os.