Answer:
1. Adjective: Countless Noun: pioneers
Adjective: vast Noun: continent
2. Adjective: some Noun: people
Adjective: rich, productive Noun: farmland
3. Adjective: Other, restless, eager Noun: explorers
4. Adjective: slow-footed, persistent Pronoun: They
Explanation:
Adjectives are words which are used to describe nouns or pronouns. They come in different types: Descriptive Adjectives, Proper Adjectives, Quantitative Adjectives, Possessive Adjectives, Indefinite Adjectives, Demonstrative Adjectives, Interrogative Adjectives, Article, etc.
