The option that represents a foreign breed of bird known for its capacity to lay more eggs is:

(A) White Leghorn

Explanation:

White Leghorn is a breed of chicken that originated in Italy but is widely used in many countries, including as a popular egg-laying breed in poultry farming. Leghorns are known for their prolific egg production, making them a common choice for commercial egg production.

The other options:

Broiler refers to chickens raised for meat.

White Cornish is a breed known for its meat qualities.

"New Hemisphere" does not appear to refer to a specific poultry breed.

So, the correct answer is (A) White Leghorn.

1. The iris controls the amount of light entering the eye.

2. Iris is the colored part of the eye, which provides pigment to the eyes.

3. It is attached to the ciliary muscle, which contracts and expands to accommodate the required amount of light.