|Question 1Verbal

Source Texts

Text
The fossil remains of the individual known as LH 4, discovered in Tanzania in 1974, can help paleoanthropologists not only identify steps in the evolution of hominids but also [blank] the Pliocene epoch generally, revealing important details about the time in which LH 4 lived.
Which choice completes the text with the most logical and precise word or phrase?
substitute
A
imitate
B
illuminate
C
design
D