Answer:
According to Howard Gardner's nine types of intelligence, both James and Emily are most likely to score high on mathematical intelligence.
Explanation:
Even though the option names it "mathematical intelligence", the complete term is logical-mathematical intelligence. Engineers and scientists are very likely to score high on this type of intelligence.
People who have this type of intelligence on a high level are good at recognizing patterns and analyzing problems logically. They excel at abstract reasoning, thinking about numbers and connections, and problem-solving. Since both the professions mentioned demand such abilities, this is the type of intelligence that the siblings are most likely to score high on.