Review the word part table below and answer the questions that follow.

Group I. If the root is a full word , the ending is usually -able.
Group II. When the root is a full word except for a final e , the forms usually are spelled with -able.
Group III. The suffix -able always follows i .
Group IV. When the root has other forms built on the letter a , the -able form is used.
Group V. When the root ends in hard c or g, -able is used.
Group VI. When the root is not a full word, -ible is used.
Group VII. When the word has an immediate -tion form, -ible is used.
Group VIII. When the root ends in ns , miss , or soft c or g , - ible is used.
Identify the suffix, -able or -ible , and mnemonic group rule that applies to the word desir . Use roman numerals for the mnemonic group.

Which suffix should be added to desir ?

Which mnemonic group does it belong to?

The suffix that should be added to "desir" is -able.

Based on the given mnemonic group rules, it belongs to Group II.