The correct options from each drop-down menu are tenuous, cleavage, consummated, enmity respectively.
Tenuous comes from the Latin word tenuis, which means so weak or uncertain that it hardly exists.
Because Whitney left she had only a tenuous grasp on the material presented in class, she decided to go to the teacher for additional help.
Dentists fill any cleavage within teeth with composite resin or porcelain; in layman's terms, these holes are called cavities.
The teacher consummated their study of plants with a research project on any plant-related topic the students chose.
Your feelings of enmity toward Margaret are getting in the way of what could be a great friendship.
Thus, the above options give the correct meaning to the sentence.
Learn more about tenuous here,
https://brainly.com/question/1919014
#SPJ1