TASK DEFINITION: Given a sentence with a missing word, pick the answer option that best fills out the missing word in the sentence. Indicate each answer with its index ('a', 'b', 'c', 'd').
PROBLEM: Reptiles also have scaly skin and a ____ chambered heart.\Question: Choose the right answer from options given a) zero b) one c) ten d) three

SOLUTION: d

PROBLEM: Cattails contain ____ times the starch of an equal weight fo potatoes.\Question: Choose the right answer from options given a) six b) ten c) eight d) two

SOLUTION: b

PROBLEM: P is the result of ____ E-fields.\Question: Choose the right answer from options given a) ten b) two c) three d) zero

SOLUTION:
b