By one or two months of age, babies can
a. tell the difference between individual letter sounds.
b. understand that speech sounds are matched by the speaker's mouth movements.
c. discriminate among syllables or words.
d. show a preference for words in their native language.
e. produce babbling sounds.

a. tell the difference between individual letter sounds.

By one or two months of age, babies can tell the difference between individual letter sounds.

Explanation:

A baby at the age of 2 months :

Hence a. tell the difference between individual letter sounds. is the right answer.

The correct answer is option (a) tell the difference between individual letter sounds

Explanation:

As babies grow up, they have the ability to learn almost everything easily and fast too. Apart from trying to sit, creep and walk, they also want to learn how to speak. From one to two months, babies can identify letter sounds and also the difference between them.

i say that the answer is 'd'