Substitute the underlined phrase in the sentences with the suitable words from the box given below. physicist, luminaries, pioneers, peers, barriers, persistence
They are considered to be the first people to start the online markets.
pioneers
A scientist who studies matter, energy, light, etc.
physicist
Most of my friends are my classmates and are my age.
peers
We first welcomed all the famous and important people in folk song for the award ceremony.
luminaries
My brother finally succeeded in his business because of his continuous efforts and determination.
persistence
We should remove all the things that block our way in achieving success.
barriers
Explanation
(1) Pioneers are people who are among the first to enter a new field or start something new. (2) A physicist is a scientist specialising in physics, the study of matter, energy, and their interactions. (3) Peers are people of the same age, status, or ability as another specified person. (4) Luminaries are people who inspire or influence others, especially one prominent in a particular field. (5) Persistence means firm or obstinate continuance in a course of action despite difficulty or opposition. (6) Barriers are obstacles or things that prevent progress or access.