Englishfor English speakers
d
Noun
—
The fourth letter of the alphabet.
"c" comes before "d"
—
In some schools, an D is a poor grade.
Liam did not pass this exam because he got a D.
c
Noun
—
C is the third letter of the alphabet.
"b" comes before "c"
—
In some schools, an C is the passing grade.
Albert only just passed the exam; he got a C.