Answer: Three merits and demerits of roadways are-
Merits of roadways-
1. Construction of roadways is cost friendly than railways.
2. Helps in providing employment to people in many ways.
3. helps to provide door to door service unlike railways and airways
Demerits of roadways-
1. It has become more expensive due to the increase in petrol prices.
2. Not suitable for transportation of bulky and heavy goods from state to state or country to country.
3. Requires regular maintenance which is difficult.
Explanation:
Roadways is a kind way to transport goods and people via roads. Transport on roads can be roughly grouped into the transportation of goods and transportation of people. Movement along roads can be done by bike or automobile, truck, or by animal such as horse or oxen. Cargo may be transported by trucking companies, while passengers may be transported via mass transit. Commonly defined features of modern roads include defined lanes and signage. It can have various merits and demerits.
Link for reference
brainly.com/question/16946888
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The answer for your question is house holds
A. True
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D. collecting biological specimens. Darwin went to the Galapagos islands to study evolution
