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
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I think you've missed a word; do you mean: explain why do presidents think that military is important.
Military is important for security, and without the military a country can't defend itself: see the attack on Pearl Harbor.
With a strong army the president has more power and cannot be threatened by other countries.
Answer:
Arqueología
Explanation:
La arqueología es el estudio del pasado humano utilizando restos materiales. Estos restos pueden ser cualquier objeto creado, modificado o utilizado por personas. Los restos portátiles suelen denominarse artefactos. ... Los arqueólogos usan artefactos y características para aprender cómo vivían las personas en momentos y lugares específicos.
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Mesopotamia is called the cradle of civilization because the development of agriculture, including the domestication of animals, began there 8,000 years ago, before any other civilization. The advances in the region led to the development of cities, the wheel and written language by 3,000 B.C
So its true--
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Answer: D = wealthy plantation owners
Plantation owners were also likely slave owners, because the slaves often were needed for labor on the plantation.
