One-year old Tommy is extremely distressed whenever his mother leaves him, yet resists her attempts to comfort him when she returns. Based on these behaviors, it seems that Tommy may have with his mother.
anxious-ambivalent (also called insecure) attachment
A secure attachment
separation anxiety
overregularization

anxious-ambivalent (also called insecure) attachment

Explanation:

One-year old Tommy is extremely distressed whenever his mother leaves him, yet resists her attempts to comfort him when she returns. Based on these behaviors, it seems that Tommy may have anxious-ambivalent (also called insecure) attachment with his mother.

The children with anxious attachment when reunited with their mothers, they are confused, dazed or agitated; staring off into space and avoiding direct eye contact with the mother. Yet, these children usually clung to the mother. They remained intensely focused on their mother, but do not seem to be satisfied or comforted. The narrow focus and limited responses of these children prevented any further play or exploratory behavior.The child is developing an ambivalent/anxious attachment pattern is inconsistent connection in the relationship with their primary caregiver. This is the case of one -year old Tommy

Anxious ambivalent also called insecure attachment

Explanation:

Ambivalent attachment is an unhealthy form of attachment mostly expressed by infants who show insecurity,  they exibit worry and uneasiness when their parent or caregiver especially their mother leaves them and still do not show  attachment but express acknowledgement when  the mother returns.  These types of individuals always feel very insecure and have no interest in exploring or interacting with  his or her  environment.

Timmy showing features like this with his mother shows that he has Anxious ambivalent attachment.

because his fleet was much lager than the english fleet. i hope this .