The sentence is a simple sentence
Answer:
Maybe A because u can compare and contrast the two animals which are whale and a dolphin.
Explanation:
Yes it is. When he first receive the position as the president of the united states, many people doubt his capabilities as a leader. But he prove himself of having visions that way ahead of his time and not afraid of taking risk by making decision such as emancipation proclamation and granting freedoms for all slaves, which convey his authority as a president
hoep this helps