Question

read the passage. then, select the antonym of the word in bold. reba, a talented math and science student, has had a clear career goal—to become a biochemical engineer—ever since she was a child. her twin sister, meanwhile, has only a nebulous idea of what she wants to do after graduation.

Explanation:

The word "nebulous" means vague or unclear. Its antonym should be a word that means clear or definite.

Answer:

Clear