See the multi-choice question below:

Sentence 1: Methods of assessing the reliability of observations, techniques for transforming very large amounts of qualitative data, and methods for aggregating qualitative data or findings from several sites have been developed.

Sentence 2: There has been a recent development in methods of assessing reliability of observations, techniques for transforming very large amounts of qualitative data, and methods for aggregating qualitative data or findings from several sites

If the first sentence is true, then is the second sentence true?
Available options:
+ yes.
+ it is not possible to tell.
+ no.
yes