The answer is A a fixed molecular formula
<span>The production of vowel/consonant combinations at 4 to 6 months is called babbling. </span><span>The period from the 4-th to the 6-th month is called the expansion stage. In this stage the infant is "playing" with the speech mechanism, includes productions of growls, squeals, yells, and raspberries. Some CV like combinations and vowel sounds may be produced.</span>
2 lowercase letters means that the recessive gene is visible, so it should be red feathers
Answer:
2 out of 4 children will be female and not colourblind
1 out of 4 children will be male and not colourblind
1 out of 4 children will be male and colourblind