In this task, You are given an open-domain question that can be answered based on factual information. Your task is to provide \*short\* answer (in a few words only) for the given question. The short answer can be one or more entities or it can also be boolean \*yes\* or \*no\*.

[Q]: the first life forms to appear on earth were
[A]: putative fossilized microorganisms


[Q]: who sold more records the beatles or rolling stones
[A]: The Beatles


[Q]: who is the longest serving director of isro
[A]:
Dhawan, Satish