The Following Questions Refer to Figure 22

question 48

Multiple Choice

The following questions refer to Figure 22.1, which shows an outcrop of sedimentary rock whose strata are labeled A-D.

Figure 22.1
-If x indicates the location of fossils of two closely related species, then fossils of their most-recent common ancestor are most likely to occur in which stratum?

• A) A
• B) B
• C) C
• D) D

---

Definitions:

Psycholinguistic Theory

The view that language learning involves an interaction between environmental influences and an inborn tendency to acquire language.

Language Acquisition

The process by which humans acquire the capacity to perceive, produce, and use words to understand and communicate.

Overextension

In language development, the application of a word or rule beyond its normal scope, often seen in early language learning phases.

Infants

Very young children, especially those under one year of age.