Add spaces: Inseconds,youwilllearnexactlywhattypeofPDfileyouhave,thesoftwareprogramassociatedwithyourfile,thepublisherwhocreatedit,itssecuritysafetystatus,andavarietyofotherusefulinformation.

Answer: In seconds, you will learn exactly what type of PD file you have, the software program associated with your file, the publisher who created it, its security safety status, and a variety of other useful information.
From1945to1947andagainfrom1979to1985hewasontheeditorialboardoftheBulletinoftheAmericanMathematicalSociety;from1947to1952hewasontheeditorialboardoftheTransactionsoftheAmericanMathematicalSociety;andfrom1957to1959hewasontheeditorialboardoftheProceedingsoftheAmericanMathematicalSociety.

From 1945 to 1947 and again from 1979 to 1985 he was on the editorial board of the Bulletin of the American Mathematical Society; from 1947 to 1952 he was on the editorial board of the Transactions of the American Mathematical Society; and from 1957 to 1959 he was on the editorial board of the Proceedings of the American Mathematical Society.
[Q]: [Therearemanyunansweredquestionsaboutsarcoidosis.]
[A]: [There are many unanswered questions about sarcoidosis.]
Problem: Add spaces: BestpropertiesinMonemvasia

Spaces added: Best properties in Monemvasia
This text is missing some spaces, please add them: Otherwise"thechain"willcontinueworkingbycirculatingbetweenstrings,amplifier,speakerandguitarbodyuntildoomsday.
Otherwise "the chain" will continue working by circulating between strings, amplifier, speaker and guitar body until doomsday.
[Q]: [Inseconds,youwilllearnexactlywhattypeofJPG2fileyouhave,thesoftwareprogramassociatedwithyourfile,thepublisherwhocreatedit,itssecuritysafetystatus,andavarietyofotherusefulinformation.]
[A]:
[In seconds, you will learn exactly what type of JPG2 file you have, the software program associated with your file, the publisher who created it, its security safety status, and a variety of other useful information.]