What element type is denoted by the symbol below using the standard notation conventions?

According to the standard notation conventions, a structure element is denoted by a rectangle with rounded corners. A structure element represents an entity that has a state and exhibits some behavior. Examples of structure elements are actors, roles, components, nodes, and objects.
Alpha
17 hours agoCecil
6 days agoLavonna
11 days agoLeota
16 days agoSerita
21 days agoLashawna
27 days agoLoreta
1 month agoLyla
1 month agoElsa
1 month agoDelisa
2 months agoChauncey
2 months agoLashonda
2 months agoMaryrose
2 months agoAntione
2 months agoReuben
3 months agoRutha
3 months agoJose
3 months agoElfriede
2 months agoHana
3 months ago