Final Answer:
The statement not true about Abraham Lincoln is that he was elected to Congress as a Whig. He was a member of the Whig Party during his political career. So, the correct answer is c. He was elected to Congress as a Whig.
Step-by-step explanation:
Abraham Lincoln's Political Affiliation: Abraham Lincoln was a member of the Whig Party during his early political career. He later transitioned to the Republican Party.
Election to Congress: Lincoln was elected to the U.S. House of Representatives in 1846 as a Whig candidate. However, after serving a single term, he did not seek reelection.
Transition to Republican Party: Lincoln's political evolution included his alignment with the Republican Party in the 1850s. He played a crucial role in the formation of the new party, representing anti-slavery sentiments.
The statement in Option C is not accurate, as Abraham Lincoln was elected to Congress as a Whig, aligning with the Whig Party during that specific period of his political career.