The correct answer is (d). Lapps are not pastoral nomads. They are a group of people who live in northern Scandinavia and Finland. They are known for their reindeer herding, but they also practice fishing, hunting, and gathering.
Pygmies are a group of people who live in central Africa. They are known for their short stature and their traditional way of life, which is based on hunting and gathering.
Kazaks are a group of people who live in Central Asia. They are known for their traditional way of life, which is based on pastoral nomadism.
Masai are a group of people who live in East Africa. They are known for their traditional way of life, which is based on pastoral nomadism.
Pastoral nomads are people who move their herds of animals from place to place in search of pasture. They live in tents and do not have permanent homes. Pastoral nomadism is a way of life that has been practiced for centuries by many different cultures around the world.