Part A: in paragraph 3 and 24, what is meant by the phrase "designer babies

A. Babies that are bred to be particularly attractive

B. Babies whose DNA has been altered to enhance a specific trait

C. Babies whose DNA has been altered to avoid disease

D. The biological children of genetic researchers

Babies whose DNA has been altered to enhance a specific trait

Answer: Option B.

Explanation:

The article in the question talks about the changes that can be brought in the DNA and changes in the genetic material of the eggs of the women. These changes that are to be made in the eggs of the women will not only stay till that generation but will go on to further next generations also.

"Designer babies" in this context stand for the babies that are made with changes in the eggs of the women which will have certain specific trait in those babies.