This Vs These. This and that in the singular these and those in the Plural. This years election will change everything.
In Latin data is the plural of datum and historically and in specialized scientific fields it is also treated as a plural in English taking a plural verb as in the data were collected and classified. GRAMMAR Incorrect sentences that this rule can detect. This rule applies to time as well.
The possessive apostrophe may be missing.
Oct 13 2015 The difference exists in the usage. This is used to describe a singular countable noun and these is used with plural countable nouns. However the Oxford English Dictionary states emphasis mine. Rather than the More than fifty thousand men became soldiers that year.
