The correct answer is convey.
Convey is a similar word to transfer or pass onto and she couldn't pass her thanks to all her friends. Other words have completely different meanings.
Answer=D
Options A,B and C are Homonyms in that they have the same exact pronunciation.
D is an example of a near homonym. Adapt and Adopt sound similar, but do not have the exact same pronunciation.
Yes. if you want to succeed in life you have to be positive.