Insert the superlative form of the word difficult. of all the tricks i learned this summer, riding a unicycle is the a. most difficult b. more difficult

A. most difficult

Explanation:

There are three degrees of comparison of adjective which are positive, comparative and the superlative degree. In a positive degree of comparison,  no comparison is made. In Comparative degree, the comparison is made between two things or person. In superlative degree, more than two things are compared. In the given sentence, more than two things are compared, hence the superlative degree of comparison will be used. The superlative degree of 'difficult' will be 'most difficult'.

thousands of people

explanation:

d) sarah's natural reaction to being accepted into college suggests that she has no other dreams.