Write a short Essay on Edward Jenner. Include: -The problem of smallpox and 18th Century solutions/treatments
-Jenner’s discovery with cowpox
-Factors assisting Jenner
-Impact (short and long term) of Jenner
-Opposition and reactions to Jenner and vaccinations
-How other vaccinations were developed
Extra points for answering this.

Perfume is sold in two different sizes of bottle.

The 80 ml bottle is priced at £55.

The 50 ml bottle is usually priced at £45, but is on special offer. If you buy one 50 ml bottle of perfume, you can get a second for half price.

By calculating the price per ml, determine which offers the best value for money, the 80 ml bottle, or two 50 ml bottles? You must show your working.

just finished this it is b. centrifugal force

c) troops march forward in close formation against newer, more accurate weapons