Rainfall and precipitation levels are decreasing as a result of climate change. The sea level rise is another climate impact which will affect Kuwait, as mean sea levels are expected to increase by 0.16–0.63 m by 2050, which will cause coastal erosion and destruction of ecosystems and low-lying urban infrastructure.
Answer:
He uses the big stick metaphor as a way of representing a kind of friendly diplomacy, but prepared for anything.
Explanation:
The "big stick" metaphor was widely used in the speeches of President Theodore Roosevelt Jr., as a way of representing the country's diplomatic policies. To create this term, Roosevelt was inspired by the African proverb "speak softly and have a big stick", to represent a friendly diplomacy, but which had great power to face any unwanted intervention. Roosevelt devoted this term mainly to the attempts of European interventions in the American continent, he affirmed that the USA had a great economic, political and military power to prevent these interventions, although looking for a friendly relationship with Europe.
The correct answer is D, this is 'present perfect' tense. It is formed with the use of the verb HAVE in present simple tense (so, HAVE/HAS), and the past participle of a verb (or the third column of irregular verbs).
A cannot be correct, because then it would say - I hear.
B cannot be correct, because then it would say - I had heard.
C cannot be correct, because then it would say - I heard.
And since there is also HAVE HEARD, the correct answer has to be D.