Choose the plural form of 'Cactus'.

• Cactus:
English Meaning: a plant that grows in hot dry regions, especially one with thick stems covered in spines but without leaves.
Bangla meaning: নাগফণী; ফণিমনসা।
- এর তিনটি plural form হয়।
- Plural form: Cacti or cactus or cactuses.

• কিছু কিছু noun এর plural অনিয়মিতভাবে হয়ে থাকে। যেমন:

Singular: Crisis - Plural: Crises
Singular: Radius - Plural: Radii
Singular: Thesis - Plural: Theses
Singular: Medium - Plural: Media