Answer: Rib vaults are groin vaults with extra stone ribbing.
Explanation:
Bandwagon- A common trend that a lot of people are doing. For example someone who is “joining the bandwagon” is taking part in a trend everyone else is doing.
Plain Folks- When the person presenting the product has the character of an average person to appeal to everyday customer.
Lesser of two evils - When two products are looked upon negatively they showcase which one is better.
Glittering Generalities- Associating positive words or phrases with a product or company to get approval without anything behind it.
Name calling- Very self explanatory. The action of calling another person or brand names to make customers or supporters have a negative opinion.
X+3y=-4 x+3y=-4]
y+x=0 ]multiply minus===> -y-x=0 ]===elimination x===>2y=-4 ==>y=-2 x=2
(-)
