Explanation: Carbohydrates are important for providing the energy needed to the body, whereby they digest, decompose and release glucose. Glucose is important because of the energy needed by the body in metabolic processes. In addition, carbohydrates provide energy storage, which can be used later, so we have energy reserves when needed. Carbohydrates contribute to muscle preservation because stored glucose is mainly found in muscle. The fact that carbohydrates in addition to carbon, hydrogen also contains oxygen, which is the main cleaner of the body and reduces the risk of many diseases.
The correct answer for 1 is
<span>b. Arabs united under Islam and defeated nearby empires.
Arabs lived in numerous tribes and these tribes were often at war with surrounding people due to various reasons. They decided to united under the banner of Islam to fight and spread their kingdom and religion and this proved to be highly successful.
The correct answer for 2 is </span>
<span>b. weakened Persian and Byzantine rule and
</span><span>c. daring, effective fighting methods
Their armies used technology and strategy that was not common at the time which made them superior to their opponents. The Persian and Byzantine empires were weakened because they were constantly at wars with others and with themselves and this made it easy for Umayyads to rise.
The correct answer for 3 is
</span><span>d. The Umayyads expanded into Spain
When they conquered the entire Northern Africa region they crossed the Gibraltar and entered the Iberian peninsula. This was a crucial thing for the area because Islam became a big thing and Hebrews, Muslims, and Christians lived in the area until the Spanish inquisition decided to end that.</span>
