Questions

The sacred books of judaism form the Old Testament and Aporypha. These books contain the history of the Jews and lay down the religious laws and ethics which they must follow.

The Great Depression was a severe worldwide economic depression that took place mostly during the 1930s, beginning in the U.S. The timing of the Great Depression varied across nations; in most countries it started in 1929 and lasted until the late-1930s. It was the longest, deepest, and most widespread depression of the 20th century. In the 21st century, the Great Depression is commonly used as an example of how far the world's economy can decline.

In chemistry, a metal is an element that readily forms positive ions (cations) and has metallic bonds. Metals are opaque, lustrous elements that are good conductors of heat and electricity. Most metals are malleable and ductile and are, in general, denser than the other elemental substances.

Examples of metals are aluminium, copper, iron, tin, gold, lead, silver, titanium, uranium, and zinc.

Here Se - Selenium is an element but is not a metal, S - Sulphur is not a metal and I - Iodine is also not a metal.

Hence, Zn - Zinc is the only metal in the given options.

 A Lighthouse

The letter 'W' is at the end of a rainbow.

Advertising is defined as a paid form of communication that reaches the target audience through mass media to provide product/service and brand related information.  

Profitability control is a mechanism of monitoring the sales made, profits earned and expenditure incurred by a company. The relative profit earning capacity of a firm’s products and consumer groups can be determined via profitability control. Sometimes surpisingly, it may be found out by companies how a small proportion of their products and even customers actually account for a significant percentage of the company’s profits. This can be achieved through profitability control. At times when the companies earn surplus profits, then such profits may even be ploughed back or reinvested. This also forms part of profitability control.