"dr. dweck and the growth mindset"
dr. carol dweck studied two groups of 10-year-olds who had to answer questions that were too hard for their age group. dr. dweck saw two different reactions. the first group of students was excited to try things they did not know how to do yet. the second group of students was discouraged. they said the hard questions made them feel stupid. the first group of students was using a growth mindset and the second group of students was using a fixed mindset. over time, the students using a growth mindset actually raised their grades because they tried harder assignments. the students who used a fixed mindset saw a drop in their grades because they avoided hard assignments. dr. dweck suggests that teachers should teach the growth mindset in their classrooms and celebrate effort. by teaching the growth mindset in classrooms, dr. dweck believes that students would not only improve their scores but also learn a valuable skill for lifelong success.

what claim does dr. carol dweck make in this article?
a.) ten years old is the best age to learn about having a growth mindset.
b.) students should study only the questions that are too hard for them. c.) students who use a growth mindset are more academically successful.
d.) teachers should only reward talent because talented students work harder.