Test 1: The graph below shows the average monthly change in the prices of three metals during 2014. Summarize the information by selecting and reporting the main features and make comparisons where relevant. Write at least 150 words.

The line graph provides information about the percentage of price

change

monthly of three metals,namely copper,nickel ,and zinc, in 2014.

Overall

, it can be seen that the three illustrate several fluctuations during the time,which pricing for all plateaued for 3 months consecutively from July to September.

According to

the diagram, nickel's price had a higher proportion of value variation rather than the others in the early year,

whereas

the two revealed a slight shift in transaction value. In the final, all three show an upward trend after a gradual drop in October. Regarding nickel's cost

change

in the first half of the year, it considerably declined by 9%,reaching a trough at -3% in June

as well as

representing a gradual increase

by

Change preposition

of

show examples

2% in the following month. It

also

displays a broadly similar pattern in copper's cost

change

,varied by approximately 2.5% during the 6 months.

Additionally

, one noticeable feature of the data is that prices' changing between July and September remain steady with nickels accounting for the largest percentage

change

of the total.